Home / 1,299,171.48-1,792,825.02-726,279

Finding the Fourth Proportional to 1,299,171.48, 1,792,825.02 and 726,279

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Solution

The fourth proportional to 1,299,171.48, 1,792,825.02 and 726,279 is: 1,002,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,171.48 : 1,792,825.02 = 726,279 : x
  2. Step 2: Convert to fraction form
    1,299,171.48/1,792,825.02 = 726,279/x
  3. Step 3: Cross multiply
    1,299,171.48x = 1,792,825.02 × 726,279
  4. Step 4: Simplify right side
    1,299,171.48x = 1,302,091,162,700.58
  5. Step 5: Solve for x
    x = 1,302,091,162,700.58/1,299,171.48
  6. Step 6: Final answer
    x = 1,002,247.34

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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.