Finding the Fourth Proportional to 1,332,217.44, 1,997,874.72 and 433,437.12
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Solution
The fourth proportional to 1,332,217.44, 1,997,874.72 and 433,437.12 is: 650,008.80
Step by Step Solution
- Step 1: Write the proportion equation
1,332,217.44 : 1,997,874.72 = 433,437.12 : x - Step 2: Convert to fraction form
1,332,217.44/1,997,874.72 = 433,437.12/x - Step 3: Cross multiply
1,332,217.44x = 1,997,874.72 × 433,437.12 - Step 4: Simplify right side
1,332,217.44x = 865,953,064,757.61 - Step 5: Solve for x
x = 865,953,064,757.61/1,332,217.44 - Step 6: Final answer
x = 650,008.80
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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.