Finding the Fourth Proportional to 2,680,925.14, 3,699,702.98 and 1,457,229.91
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Solution
The fourth proportional to 2,680,925.14, 3,699,702.98 and 1,457,229.91 is: 2,010,991.56
Step by Step Solution
- Step 1: Write the proportion equation
2,680,925.14 : 3,699,702.98 = 1,457,229.91 : x - Step 2: Convert to fraction form
2,680,925.14/3,699,702.98 = 1,457,229.91/x - Step 3: Cross multiply
2,680,925.14x = 3,699,702.98 × 1,457,229.91 - Step 4: Simplify right side
2,680,925.14x = 5,391,317,840,572.13 - Step 5: Solve for x
x = 5,391,317,840,572.13/2,680,925.14 - Step 6: Final answer
x = 2,010,991.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.