Finding the Fourth Proportional to 1,631,640.71, 2,251,704.42 and 896,589
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Solution
The fourth proportional to 1,631,640.71, 2,251,704.42 and 896,589 is: 1,237,314.93
Step by Step Solution
- Step 1: Write the proportion equation
1,631,640.71 : 2,251,704.42 = 896,589 : x - Step 2: Convert to fraction form
1,631,640.71/2,251,704.42 = 896,589/x - Step 3: Cross multiply
1,631,640.71x = 2,251,704.42 × 896,589 - Step 4: Simplify right side
1,631,640.71x = 2,018,853,414,223.38 - Step 5: Solve for x
x = 2,018,853,414,223.38/1,631,640.71 - Step 6: Final answer
x = 1,237,314.93
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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.