Finding the Fourth Proportional to 5,197,542.05, 7,790,815.31 and 1,957,677.88
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Solution
The fourth proportional to 5,197,542.05, 7,790,815.31 and 1,957,677.88 is: 2,934,446.06
Step by Step Solution
- Step 1: Write the proportion equation
5,197,542.05 : 7,790,815.31 = 1,957,677.88 : x - Step 2: Convert to fraction form
5,197,542.05/7,790,815.31 = 1,957,677.88/x - Step 3: Cross multiply
5,197,542.05x = 7,790,815.31 × 1,957,677.88 - Step 4: Simplify right side
5,197,542.05x = 15,251,906,799,552.34 - Step 5: Solve for x
x = 15,251,906,799,552.34/5,197,542.05 - Step 6: Final answer
x = 2,934,446.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.