Information on four investment proposals is given below: A B Investment required Present value of cash inflows $ (60,000) 88,000 Net present value $ 28,000 $ (70,000) 97,300 $ 27,300 Investment Proposal C $ (40,000) 64,200 $ 24,200 Life of the project 5 years 7 years 6 years Required: D $ (990,000) 1,318,700 $ 328,700 6 years 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 Rank Preference Proposal Index A B C D