Finding the Fourth Proportional to 4,289,631.31, 6,434,441.54 and 1,094,757.49
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Solution
The fourth proportional to 4,289,631.31, 6,434,441.54 and 1,094,757.49 is: 1,642,134.85
Step by Step Solution
- Step 1: Write the proportion equation
4,289,631.31 : 6,434,441.54 = 1,094,757.49 : x - Step 2: Convert to fraction form
4,289,631.31/6,434,441.54 = 1,094,757.49/x - Step 3: Cross multiply
4,289,631.31x = 6,434,441.54 × 1,094,757.49 - Step 4: Simplify right side
4,289,631.31x = 7,044,153,069,882.14 - Step 5: Solve for x
x = 7,044,153,069,882.14/4,289,631.31 - Step 6: Final answer
x = 1,642,134.85
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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.