Finding the Fourth Proportional to 2,747,462.11, 4,121,389.94 and 725,685.87
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Solution
The fourth proportional to 2,747,462.11, 4,121,389.94 and 725,685.87 is: 1,088,580.78
Step by Step Solution
- Step 1: Write the proportion equation
2,747,462.11 : 4,121,389.94 = 725,685.87 : x - Step 2: Convert to fraction form
2,747,462.11/4,121,389.94 = 725,685.87/x - Step 3: Cross multiply
2,747,462.11x = 4,121,389.94 × 725,685.87 - Step 4: Simplify right side
2,747,462.11x = 2,990,834,444,218.15 - Step 5: Solve for x
x = 2,990,834,444,218.15/2,747,462.11 - Step 6: Final answer
x = 1,088,580.78
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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.