Finding the Fourth Proportional to 1,170,306, 1,614,565.04 and 680,194.08
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Solution
The fourth proportional to 1,170,306, 1,614,565.04 and 680,194.08 is: 938,402.08
Step by Step Solution
- Step 1: Write the proportion equation
1,170,306 : 1,614,565.04 = 680,194.08 : x - Step 2: Convert to fraction form
1,170,306/1,614,565.04 = 680,194.08/x - Step 3: Cross multiply
1,170,306x = 1,614,565.04 × 680,194.08 - Step 4: Simplify right side
1,170,306x = 1,098,217,581,982.96 - Step 5: Solve for x
x = 1,098,217,581,982.96/1,170,306 - Step 6: Final answer
x = 938,402.08
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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.