Finding the Fourth Proportional to 2,240,561.41, 3,091,960.61 and 1,273,691.75
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Solution
The fourth proportional to 2,240,561.41, 3,091,960.61 and 1,273,691.75 is: 1,757,686.57
Step by Step Solution
- Step 1: Write the proportion equation
2,240,561.41 : 3,091,960.61 = 1,273,691.75 : x - Step 2: Convert to fraction form
2,240,561.41/3,091,960.61 = 1,273,691.75/x - Step 3: Cross multiply
2,240,561.41x = 3,091,960.61 × 1,273,691.75 - Step 4: Simplify right side
2,240,561.41x = 3,938,204,698,453.71 - Step 5: Solve for x
x = 3,938,204,698,453.71/2,240,561.41 - Step 6: Final answer
x = 1,757,686.57
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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.