Home / 1,338,273.57-1,846,819.32-726,425.94

Finding the Fourth Proportional to 1,338,273.57, 1,846,819.32 and 726,425.94

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Solution

The fourth proportional to 1,338,273.57, 1,846,819.32 and 726,425.94 is: 1,002,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,273.57 : 1,846,819.32 = 726,425.94 : x
  2. Step 2: Convert to fraction form
    1,338,273.57/1,846,819.32 = 726,425.94/x
  3. Step 3: Cross multiply
    1,338,273.57x = 1,846,819.32 × 726,425.94
  4. Step 4: Simplify right side
    1,338,273.57x = 1,341,577,460,541.16
  5. Step 5: Solve for x
    x = 1,341,577,460,541.16/1,338,273.57
  6. Step 6: Final answer
    x = 1,002,468.77

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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.