Finding the Fourth Proportional to 1,088,736.87, 1,502,540.97 and 653,170.59
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Solution
The fourth proportional to 1,088,736.87, 1,502,540.97 and 653,170.59 is: 901,425.86
Step by Step Solution
- Step 1: Write the proportion equation
1,088,736.87 : 1,502,540.97 = 653,170.59 : x - Step 2: Convert to fraction form
1,088,736.87/1,502,540.97 = 653,170.59/x - Step 3: Cross multiply
1,088,736.87x = 1,502,540.97 × 653,170.59 - Step 4: Simplify right side
1,088,736.87x = 981,415,571,874.07 - Step 5: Solve for x
x = 981,415,571,874.07/1,088,736.87 - Step 6: Final answer
x = 901,425.86
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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.