Home / 3,639,487.29-5,459,033.97-1,115,149.83

Finding the Fourth Proportional to 3,639,487.29, 5,459,033.97 and 1,115,149.83

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Solution

The fourth proportional to 3,639,487.29, 5,459,033.97 and 1,115,149.83 is: 1,672,664.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,487.29 : 5,459,033.97 = 1,115,149.83 : x
  2. Step 2: Convert to fraction form
    3,639,487.29/5,459,033.97 = 1,115,149.83/x
  3. Step 3: Cross multiply
    3,639,487.29x = 5,459,033.97 × 1,115,149.83
  4. Step 4: Simplify right side
    3,639,487.29x = 6,087,640,803,609.73
  5. Step 5: Solve for x
    x = 6,087,640,803,609.73/3,639,487.29
  6. Step 6: Final answer
    x = 1,672,664.39

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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.