Finding the Fourth Proportional to 3,614,087.85, 4,987,349.99 and 2,065,251.03
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Solution
The fourth proportional to 3,614,087.85, 4,987,349.99 and 2,065,251.03 is: 2,849,994.28
Step by Step Solution
- Step 1: Write the proportion equation
3,614,087.85 : 4,987,349.99 = 2,065,251.03 : x - Step 2: Convert to fraction form
3,614,087.85/4,987,349.99 = 2,065,251.03/x - Step 3: Cross multiply
3,614,087.85x = 4,987,349.99 × 2,065,251.03 - Step 4: Simplify right side
3,614,087.85x = 10,300,129,693,491.74 - Step 5: Solve for x
x = 10,300,129,693,491.74/3,614,087.85 - Step 6: Final answer
x = 2,849,994.28
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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.