Finding the Fourth Proportional to 2,412,657.90, 3,613,473.18 and 1,151,371.26
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Solution
The fourth proportional to 2,412,657.90, 3,613,473.18 and 1,151,371.26 is: 1,724,425.65
Step by Step Solution
- Step 1: Write the proportion equation
2,412,657.90 : 3,613,473.18 = 1,151,371.26 : x - Step 2: Convert to fraction form
2,412,657.90/3,613,473.18 = 1,151,371.26/x - Step 3: Cross multiply
2,412,657.90x = 3,613,473.18 × 1,151,371.26 - Step 4: Simplify right side
2,412,657.90x = 4,160,449,168,232.81 - Step 5: Solve for x
x = 4,160,449,168,232.81/2,412,657.90 - Step 6: Final answer
x = 1,724,425.65
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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.