Finding the Fourth Proportional to 5,711,671.92, 7,882,060.56 and 3,098,169.44
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Solution
The fourth proportional to 5,711,671.92, 7,882,060.56 and 3,098,169.44 is: 4,275,448.50
Step by Step Solution
- Step 1: Write the proportion equation
5,711,671.92 : 7,882,060.56 = 3,098,169.44 : x - Step 2: Convert to fraction form
5,711,671.92/7,882,060.56 = 3,098,169.44/x - Step 3: Cross multiply
5,711,671.92x = 7,882,060.56 × 3,098,169.44 - Step 4: Simplify right side
5,711,671.92x = 24,419,959,151,221.29 - Step 5: Solve for x
x = 24,419,959,151,221.29/5,711,671.92 - Step 6: Final answer
x = 4,275,448.50
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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.