Home / 1,306,769.92-1,803,363.72-726,030.52

Finding the Fourth Proportional to 1,306,769.92, 1,803,363.72 and 726,030.52

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Solution

The fourth proportional to 1,306,769.92, 1,803,363.72 and 726,030.52 is: 1,001,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,769.92 : 1,803,363.72 = 726,030.52 : x
  2. Step 2: Convert to fraction form
    1,306,769.92/1,803,363.72 = 726,030.52/x
  3. Step 3: Cross multiply
    1,306,769.92x = 1,803,363.72 × 726,030.52
  4. Step 4: Simplify right side
    1,306,769.92x = 1,309,297,099,380.73
  5. Step 5: Solve for x
    x = 1,309,297,099,380.73/1,306,769.92
  6. Step 6: Final answer
    x = 1,001,933.91

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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.