Finding the Fourth Proportional to 6,498,449.28, 9,740,761.92 and 2,453,218.56
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Solution
The fourth proportional to 6,498,449.28, 9,740,761.92 and 2,453,218.56 is: 3,677,218.50
Step by Step Solution
- Step 1: Write the proportion equation
6,498,449.28 : 9,740,761.92 = 2,453,218.56 : x - Step 2: Convert to fraction form
6,498,449.28/9,740,761.92 = 2,453,218.56/x - Step 3: Cross multiply
6,498,449.28x = 9,740,761.92 × 2,453,218.56 - Step 4: Simplify right side
6,498,449.28x = 23,896,217,930,685.23 - Step 5: Solve for x
x = 23,896,217,930,685.23/6,498,449.28 - Step 6: Final answer
x = 3,677,218.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.