Finding the Fourth Proportional to 4,218,065.76, 6,327,107.87 and 1,524,293.45
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Solution
The fourth proportional to 4,218,065.76, 6,327,107.87 and 1,524,293.45 is: 2,286,443.50
Step by Step Solution
- Step 1: Write the proportion equation
4,218,065.76 : 6,327,107.87 = 1,524,293.45 : x - Step 2: Convert to fraction form
4,218,065.76/6,327,107.87 = 1,524,293.45/x - Step 3: Cross multiply
4,218,065.76x = 6,327,107.87 × 1,524,293.45 - Step 4: Simplify right side
4,218,065.76x = 9,644,369,044,427.45 - Step 5: Solve for x
x = 9,644,369,044,427.45/4,218,065.76 - Step 6: Final answer
x = 2,286,443.50
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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.