Home / 3,639,493.29-5,459,042.97-1,115,155.83

Finding the Fourth Proportional to 3,639,493.29, 5,459,042.97 and 1,115,155.83

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Solution

The fourth proportional to 3,639,493.29, 5,459,042.97 and 1,115,155.83 is: 1,672,673.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,493.29 : 5,459,042.97 = 1,115,155.83 : x
  2. Step 2: Convert to fraction form
    3,639,493.29/5,459,042.97 = 1,115,155.83/x
  3. Step 3: Cross multiply
    3,639,493.29x = 5,459,042.97 × 1,115,155.83
  4. Step 4: Simplify right side
    3,639,493.29x = 6,087,683,594,216.02
  5. Step 5: Solve for x
    x = 6,087,683,594,216.02/3,639,493.29
  6. Step 6: Final answer
    x = 1,672,673.39

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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.