Home / 1,018,115.92-1,404,918.03-588,423.88

Finding the Fourth Proportional to 1,018,115.92, 1,404,918.03 and 588,423.88

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Solution

The fourth proportional to 1,018,115.92, 1,404,918.03 and 588,423.88 is: 811,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,115.92 : 1,404,918.03 = 588,423.88 : x
  2. Step 2: Convert to fraction form
    1,018,115.92/1,404,918.03 = 588,423.88/x
  3. Step 3: Cross multiply
    1,018,115.92x = 1,404,918.03 × 588,423.88
  4. Step 4: Simplify right side
    1,018,115.92x = 826,687,318,294.56
  5. Step 5: Solve for x
    x = 826,687,318,294.56/1,018,115.92
  6. Step 6: Final answer
    x = 811,977.60

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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.