Finding the Fourth Proportional to 3,587,523.12, 4,949,539.90 and 2,299,073.94
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Solution
The fourth proportional to 3,587,523.12, 4,949,539.90 and 2,299,073.94 is: 3,171,926.09
Step by Step Solution
- Step 1: Write the proportion equation
3,587,523.12 : 4,949,539.90 = 2,299,073.94 : x - Step 2: Convert to fraction form
3,587,523.12/4,949,539.90 = 2,299,073.94/x - Step 3: Cross multiply
3,587,523.12x = 4,949,539.90 × 2,299,073.94 - Step 4: Simplify right side
3,587,523.12x = 11,379,358,192,454.04 - Step 5: Solve for x
x = 11,379,358,192,454.04/3,587,523.12 - Step 6: Final answer
x = 3,171,926.09
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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.