Finding the Fourth Proportional to 2,240,691.26, 3,092,139.36 and 1,273,821.80
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Solution
The fourth proportional to 2,240,691.26, 3,092,139.36 and 1,273,821.80 is: 1,757,865.79
Step by Step Solution
- Step 1: Write the proportion equation
2,240,691.26 : 3,092,139.36 = 1,273,821.80 : x - Step 2: Convert to fraction form
2,240,691.26/3,092,139.36 = 1,273,821.80/x - Step 3: Cross multiply
2,240,691.26x = 3,092,139.36 × 1,273,821.80 - Step 4: Simplify right side
2,240,691.26x = 3,938,834,509,945.35 - Step 5: Solve for x
x = 3,938,834,509,945.35/2,240,691.26 - Step 6: Final answer
x = 1,757,865.79
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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.