Home / 1,338,188.93-1,846,651.23-726,328.68

Finding the Fourth Proportional to 1,338,188.93, 1,846,651.23 and 726,328.68

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Solution

The fourth proportional to 1,338,188.93, 1,846,651.23 and 726,328.68 is: 1,002,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,188.93 : 1,846,651.23 = 726,328.68 : x
  2. Step 2: Convert to fraction form
    1,338,188.93/1,846,651.23 = 726,328.68/x
  3. Step 3: Cross multiply
    1,338,188.93x = 1,846,651.23 × 726,328.68
  4. Step 4: Simplify right side
    1,338,188.93x = 1,341,275,750,306.28
  5. Step 5: Solve for x
    x = 1,341,275,750,306.28/1,338,188.93
  6. Step 6: Final answer
    x = 1,002,306.71

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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.