Finding the Fourth Proportional to 2,691,824.76, 3,715,121.16 and 1,726,045.56
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Solution
The fourth proportional to 2,691,824.76, 3,715,121.16 and 1,726,045.56 is: 2,382,201.28
Step by Step Solution
- Step 1: Write the proportion equation
2,691,824.76 : 3,715,121.16 = 1,726,045.56 : x - Step 2: Convert to fraction form
2,691,824.76/3,715,121.16 = 1,726,045.56/x - Step 3: Cross multiply
2,691,824.76x = 3,715,121.16 × 1,726,045.56 - Step 4: Simplify right side
2,691,824.76x = 6,412,468,383,080.05 - Step 5: Solve for x
x = 6,412,468,383,080.05/2,691,824.76 - Step 6: Final answer
x = 2,382,201.28
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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.