Home / 1,270,262.72-1,753,102.02-726,449.12

Finding the Fourth Proportional to 1,270,262.72, 1,753,102.02 and 726,449.12

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Solution

The fourth proportional to 1,270,262.72, 1,753,102.02 and 726,449.12 is: 1,002,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,262.72 : 1,753,102.02 = 726,449.12 : x
  2. Step 2: Convert to fraction form
    1,270,262.72/1,753,102.02 = 726,449.12/x
  3. Step 3: Cross multiply
    1,270,262.72x = 1,753,102.02 × 726,449.12
  4. Step 4: Simplify right side
    1,270,262.72x = 1,273,539,419,699.22
  5. Step 5: Solve for x
    x = 1,273,539,419,699.22/1,270,262.72
  6. Step 6: Final answer
    x = 1,002,579.54

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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.