Finding the Fourth Proportional to 4,027,153.20, 6,040,729.80 and 1,367,761.20
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Solution
The fourth proportional to 4,027,153.20, 6,040,729.80 and 1,367,761.20 is: 2,051,641.80
Step by Step Solution
- Step 1: Write the proportion equation
4,027,153.20 : 6,040,729.80 = 1,367,761.20 : x - Step 2: Convert to fraction form
4,027,153.20/6,040,729.80 = 1,367,761.20/x - Step 3: Cross multiply
4,027,153.20x = 6,040,729.80 × 1,367,761.20 - Step 4: Simplify right side
4,027,153.20x = 8,262,275,840,123.76 - Step 5: Solve for x
x = 8,262,275,840,123.76/4,027,153.20 - Step 6: Final answer
x = 2,051,641.80
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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.