Home / 2,732,489.10-4,101,358.05-1,386,171.90

Finding the Fourth Proportional to 2,732,489.10, 4,101,358.05 and 1,386,171.90

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Solution

The fourth proportional to 2,732,489.10, 4,101,358.05 and 1,386,171.90 is: 2,080,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732,489.10 : 4,101,358.05 = 1,386,171.90 : x
  2. Step 2: Convert to fraction form
    2,732,489.10/4,101,358.05 = 1,386,171.90/x
  3. Step 3: Cross multiply
    2,732,489.10x = 4,101,358.05 × 1,386,171.90
  4. Step 4: Simplify right side
    2,732,489.10x = 5,685,187,280,748.79
  5. Step 5: Solve for x
    x = 5,685,187,280,748.79/2,732,489.10
  6. Step 6: Final answer
    x = 2,080,589.19

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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.