Information on four investment proposals is given below: Investment required Present value of cash inflows Net present value Life of the project Investment Proposal B D $(430,000) $ (70,000) $(80,000) $(2,850,000) 633,500 98,700 124,400 3,804,200 $ 203,500 $ 28,700 $ 44,400 $ 954,200 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