Finding the Fourth Proportional to 2,982,462.72, 4,116,169.08 and 1,693,717.08
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Solution
The fourth proportional to 2,982,462.72, 4,116,169.08 and 1,693,717.08 is: 2,337,539.99
Step by Step Solution
- Step 1: Write the proportion equation
2,982,462.72 : 4,116,169.08 = 1,693,717.08 : x - Step 2: Convert to fraction form
2,982,462.72/4,116,169.08 = 1,693,717.08/x - Step 3: Cross multiply
2,982,462.72x = 4,116,169.08 × 1,693,717.08 - Step 4: Simplify right side
2,982,462.72x = 6,971,625,874,963.89 - Step 5: Solve for x
x = 6,971,625,874,963.89/2,982,462.72 - Step 6: Final answer
x = 2,337,539.99
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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.