Finding the Fourth Proportional to 1,006,738.31, 1,389,327.99 and 547,882.49
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Solution
The fourth proportional to 1,006,738.31, 1,389,327.99 and 547,882.49 is: 756,093.68
Step by Step Solution
- Step 1: Write the proportion equation
1,006,738.31 : 1,389,327.99 = 547,882.49 : x - Step 2: Convert to fraction form
1,006,738.31/1,389,327.99 = 547,882.49/x - Step 3: Cross multiply
1,006,738.31x = 1,389,327.99 × 547,882.49 - Step 4: Simplify right side
1,006,738.31x = 761,188,478,587.90 - Step 5: Solve for x
x = 761,188,478,587.90/1,006,738.31 - Step 6: Final answer
x = 756,093.68
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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.