Information on four investment proposals is given below: Investment required Present value of cash inflows Net present value Life of the project Investment Proposal A B D $(190,000) $(180,000) $(170,000) $ (900,000) 267,400 249,400 259,300 1,197,500 $ 77,400 $ 69,400 $ 89,300 $ 297,500 5 years 7 years 6 years 6 years Required: 1. Compute the profitability index for each investment proposal. (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference. Investment Profitability Proposal Index Rank Preference B D