Home / 1,306,780.05-1,803,446.06-726,073.23

Finding the Fourth Proportional to 1,306,780.05, 1,803,446.06 and 726,073.23

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Solution

The fourth proportional to 1,306,780.05, 1,803,446.06 and 726,073.23 is: 1,002,030.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,780.05 : 1,803,446.06 = 726,073.23 : x
  2. Step 2: Convert to fraction form
    1,306,780.05/1,803,446.06 = 726,073.23/x
  3. Step 3: Cross multiply
    1,306,780.05x = 1,803,446.06 × 726,073.23
  4. Step 4: Simplify right side
    1,306,780.05x = 1,309,433,902,284.61
  5. Step 5: Solve for x
    x = 1,309,433,902,284.61/1,306,780.05
  6. Step 6: Final answer
    x = 1,002,030.83

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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.