Finding the Fourth Proportional to 3,694,184.19, 5,096,627.82 and 2,165,996.07
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Solution
The fourth proportional to 3,694,184.19, 5,096,627.82 and 2,165,996.07 is: 2,988,285.17
Step by Step Solution
- Step 1: Write the proportion equation
3,694,184.19 : 5,096,627.82 = 2,165,996.07 : x - Step 2: Convert to fraction form
3,694,184.19/5,096,627.82 = 2,165,996.07/x - Step 3: Cross multiply
3,694,184.19x = 5,096,627.82 × 2,165,996.07 - Step 4: Simplify right side
3,694,184.19x = 11,039,275,828,372.67 - Step 5: Solve for x
x = 11,039,275,828,372.67/3,694,184.19 - Step 6: Final answer
x = 2,988,285.17
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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.