Finding the Fourth Proportional to 1,553,116.95, 2,142,882.95 and 908,695.53
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Solution
The fourth proportional to 1,553,116.95, 2,142,882.95 and 908,695.53 is: 1,253,755.01
Step by Step Solution
- Step 1: Write the proportion equation
1,553,116.95 : 2,142,882.95 = 908,695.53 : x - Step 2: Convert to fraction form
1,553,116.95/2,142,882.95 = 908,695.53/x - Step 3: Cross multiply
1,553,116.95x = 2,142,882.95 × 908,695.53 - Step 4: Simplify right side
1,553,116.95x = 1,947,228,153,434.74 - Step 5: Solve for x
x = 1,947,228,153,434.74/1,553,116.95 - Step 6: Final answer
x = 1,253,755.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.