Home / 1,520,755.76-2,098,635-841,669.04

Finding the Fourth Proportional to 1,520,755.76, 2,098,635 and 841,669.04

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Solution

The fourth proportional to 1,520,755.76, 2,098,635 and 841,669.04 is: 1,161,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,755.76 : 2,098,635 = 841,669.04 : x
  2. Step 2: Convert to fraction form
    1,520,755.76/2,098,635 = 841,669.04/x
  3. Step 3: Cross multiply
    1,520,755.76x = 2,098,635 × 841,669.04
  4. Step 4: Simplify right side
    1,520,755.76x = 1,766,356,105,760.40
  5. Step 5: Solve for x
    x = 1,766,356,105,760.40/1,520,755.76
  6. Step 6: Final answer
    x = 1,161,498.88

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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.