Finding the Fourth Proportional to 1,092,589.07, 1,507,236.99 and 730,101.92
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Solution
The fourth proportional to 1,092,589.07, 1,507,236.99 and 730,101.92 is: 1,007,182.52
Step by Step Solution
- Step 1: Write the proportion equation
1,092,589.07 : 1,507,236.99 = 730,101.92 : x - Step 2: Convert to fraction form
1,092,589.07/1,507,236.99 = 730,101.92/x - Step 3: Cross multiply
1,092,589.07x = 1,507,236.99 × 730,101.92 - Step 4: Simplify right side
1,092,589.07x = 1,100,436,612,757.84 - Step 5: Solve for x
x = 1,100,436,612,757.84/1,092,589.07 - Step 6: Final answer
x = 1,007,182.52
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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.