The management of Revco Products is exploring four different investment opportunities. Information on the four projects under study follows: Project Number $(270,000) $(450,000) $(360,000) $(480,000) Investment required Present value of cash inflows at a 10% discount rate Net present value Life of the project Internal rate of return 336, 140 66,140 522,970 72,970 433,400 73,400 567,270 87,270 $ $ $ $ 6 years 3 years 19% 12 years 148 6 years 16% 18% Because the company's required rate of return is 10%, a 10% discount rate has been used in the present value computations above. Limited funds are available for investment, so the company can't accept all of the available projects. Required: 1. Compute the project profitability index for each investment project. 2. Rank the four projects according to preference, in terms of net present value, project profitability index and internal rate of return. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Compute the project profitability index for each investment project. (Round your answers to 2 decimal places.) Project Profitability Index 1 2 3 4 Complete this question by entering your answers in the tabs below. Required 1 Required 2 Rank the four projects according to preference, in terms of net present value, project profitability index and internal rate of return. Net Present Value Project Profitability Index Internal Rate of Return First preference Second preference Third preference Fourth preference