Finding the Fourth Proportional to 2,913,753.47, 4,371,891.98 and 1,564,341.66
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Solution
The fourth proportional to 2,913,753.47, 4,371,891.98 and 1,564,341.66 is: 2,347,189.92
Step by Step Solution
- Step 1: Write the proportion equation
2,913,753.47 : 4,371,891.98 = 1,564,341.66 : x - Step 2: Convert to fraction form
2,913,753.47/4,371,891.98 = 1,564,341.66/x - Step 3: Cross multiply
2,913,753.47x = 4,371,891.98 × 1,564,341.66 - Step 4: Simplify right side
2,913,753.47x = 6,839,132,749,512.18 - Step 5: Solve for x
x = 6,839,132,749,512.18/2,913,753.47 - Step 6: Final answer
x = 2,347,189.92
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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.