Home / 1,338,622.67-1,847,289.06-726,763.29

Finding the Fourth Proportional to 1,338,622.67, 1,847,289.06 and 726,763.29

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Solution

The fourth proportional to 1,338,622.67, 1,847,289.06 and 726,763.29 is: 1,002,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,622.67 : 1,847,289.06 = 726,763.29 : x
  2. Step 2: Convert to fraction form
    1,338,622.67/1,847,289.06 = 726,763.29/x
  3. Step 3: Cross multiply
    1,338,622.67x = 1,847,289.06 × 726,763.29
  4. Step 4: Simplify right side
    1,338,622.67x = 1,342,541,874,826.61
  5. Step 5: Solve for x
    x = 1,342,541,874,826.61/1,338,622.67
  6. Step 6: Final answer
    x = 1,002,927.79

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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.