Finding the Fourth Proportional to 2,057,129.93, 3,085,897.92 and 709,115.07
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Solution
The fourth proportional to 2,057,129.93, 3,085,897.92 and 709,115.07 is: 1,063,742.59
Step by Step Solution
- Step 1: Write the proportion equation
2,057,129.93 : 3,085,897.92 = 709,115.07 : x - Step 2: Convert to fraction form
2,057,129.93/3,085,897.92 = 709,115.07/x - Step 3: Cross multiply
2,057,129.93x = 3,085,897.92 × 709,115.07 - Step 4: Simplify right side
2,057,129.93x = 2,188,256,719,553.65 - Step 5: Solve for x
x = 2,188,256,719,553.65/2,057,129.93 - Step 6: Final answer
x = 1,063,742.59
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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.