Finding the Fourth Proportional to 1,252,621.99, 1,876,514.99 and 747,586.28
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Solution
The fourth proportional to 1,252,621.99, 1,876,514.99 and 747,586.28 is: 1,119,936.32
Step by Step Solution
- Step 1: Write the proportion equation
1,252,621.99 : 1,876,514.99 = 747,586.28 : x - Step 2: Convert to fraction form
1,252,621.99/1,876,514.99 = 747,586.28/x - Step 3: Cross multiply
1,252,621.99x = 1,876,514.99 × 747,586.28 - Step 4: Simplify right side
1,252,621.99x = 1,402,856,861,691.69 - Step 5: Solve for x
x = 1,402,856,861,691.69/1,252,621.99 - Step 6: Final answer
x = 1,119,936.32
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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.