Home / 1,338,733.43-1,847,484.23-726,911.97

Finding the Fourth Proportional to 1,338,733.43, 1,847,484.23 and 726,911.97

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Solution

The fourth proportional to 1,338,733.43, 1,847,484.23 and 726,911.97 is: 1,003,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,733.43 : 1,847,484.23 = 726,911.97 : x
  2. Step 2: Convert to fraction form
    1,338,733.43/1,847,484.23 = 726,911.97/x
  3. Step 3: Cross multiply
    1,338,733.43x = 1,847,484.23 × 726,911.97
  4. Step 4: Simplify right side
    1,338,733.43x = 1,342,958,397,538.67
  5. Step 5: Solve for x
    x = 1,342,958,397,538.67/1,338,733.43
  6. Step 6: Final answer
    x = 1,003,155.95

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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.