Home / 1,275,610.43-1,760,342.49-702,650.60

Finding the Fourth Proportional to 1,275,610.43, 1,760,342.49 and 702,650.60

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Solution

The fourth proportional to 1,275,610.43, 1,760,342.49 and 702,650.60 is: 969,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,610.43 : 1,760,342.49 = 702,650.60 : x
  2. Step 2: Convert to fraction form
    1,275,610.43/1,760,342.49 = 702,650.60/x
  3. Step 3: Cross multiply
    1,275,610.43x = 1,760,342.49 × 702,650.60
  4. Step 4: Simplify right side
    1,275,610.43x = 1,236,905,703,290.74
  5. Step 5: Solve for x
    x = 1,236,905,703,290.74/1,275,610.43
  6. Step 6: Final answer
    x = 969,657.88

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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.