Home / 1,339,242.13-2,008,863.20-591,139.09

Finding the Fourth Proportional to 1,339,242.13, 2,008,863.20 and 591,139.09

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Solution

The fourth proportional to 1,339,242.13, 2,008,863.20 and 591,139.09 is: 886,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,242.13 : 2,008,863.20 = 591,139.09 : x
  2. Step 2: Convert to fraction form
    1,339,242.13/2,008,863.20 = 591,139.09/x
  3. Step 3: Cross multiply
    1,339,242.13x = 2,008,863.20 × 591,139.09
  4. Step 4: Simplify right side
    1,339,242.13x = 1,187,517,563,982.49
  5. Step 5: Solve for x
    x = 1,187,517,563,982.49/1,339,242.13
  6. Step 6: Final answer
    x = 886,708.64

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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.