Home / 1,299,245.04-1,792,960.20-726,284.52

Finding the Fourth Proportional to 1,299,245.04, 1,792,960.20 and 726,284.52

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Solution

The fourth proportional to 1,299,245.04, 1,792,960.20 and 726,284.52 is: 1,002,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,245.04 : 1,792,960.20 = 726,284.52 : x
  2. Step 2: Convert to fraction form
    1,299,245.04/1,792,960.20 = 726,284.52/x
  3. Step 3: Cross multiply
    1,299,245.04x = 1,792,960.20 × 726,284.52
  4. Step 4: Simplify right side
    1,299,245.04x = 1,302,199,238,236.10
  5. Step 5: Solve for x
    x = 1,302,199,238,236.10/1,299,245.04
  6. Step 6: Final answer
    x = 1,002,273.78

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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.