Finding the Fourth Proportional to 3,523,087.56, 4,861,698.12 and 1,995,205.68
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Solution
The fourth proportional to 3,523,087.56, 4,861,698.12 and 1,995,205.68 is: 2,753,291.69
Step by Step Solution
- Step 1: Write the proportion equation
3,523,087.56 : 4,861,698.12 = 1,995,205.68 : x - Step 2: Convert to fraction form
3,523,087.56/4,861,698.12 = 1,995,205.68/x - Step 3: Cross multiply
3,523,087.56x = 4,861,698.12 × 1,995,205.68 - Step 4: Simplify right side
3,523,087.56x = 9,700,087,703,469.32 - Step 5: Solve for x
x = 9,700,087,703,469.32/3,523,087.56 - Step 6: Final answer
x = 2,753,291.69
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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.