Problem 13-21 Preference Ranking of Investment Projects [L013-5] The management of Revco Products is exploring four different investment opportunities. Information on the four projects under study follows: Project Number Investment required Present value of cash inflows at a $(270,000) (450,000) (360,000) (480,000) 336,140 522,970 433,400 10% discount rate Net present value Life of the project 567,270 $ 66,140 72,970 73,400 87,270 6 years 6 years 3 years 12 years Internal rate of return 18% 19% 148 163 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 2 Required 1 Compute the project profitability index for each investment project. (Round your answers to 2 decimal places.) Project Profitability Index 2 4