Finding the Fourth Proportional to 5,541,830.40, 8,313,217.02 and 1,947,286.92
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Solution
The fourth proportional to 5,541,830.40, 8,313,217.02 and 1,947,286.92 is: 2,921,096.03
Step by Step Solution
- Step 1: Write the proportion equation
5,541,830.40 : 8,313,217.02 = 1,947,286.92 : x - Step 2: Convert to fraction form
5,541,830.40/8,313,217.02 = 1,947,286.92/x - Step 3: Cross multiply
5,541,830.40x = 8,313,217.02 × 1,947,286.92 - Step 4: Simplify right side
5,541,830.40x = 16,188,218,766,167.38 - Step 5: Solve for x
x = 16,188,218,766,167.38/5,541,830.40 - Step 6: Final answer
x = 2,921,096.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.