Information on four investment proposals is given below: Investment Proposal Investment required Present value of cash inflows Net present value Life of the project $ (430,000) $ (70,000) $ (80,000) $(2,850,000) 98,700 124,400 203,500 28,700 44,400 954,200 633,500 3,804,200 5 years 7 years 6 years 6 years Required 1. Compute the project profitability index for each investment proposal. (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference. Project Investment Profitability Preference Rank Proposal Index