Home / 1,275,512.70-1,760,207.24-702,552.88

Finding the Fourth Proportional to 1,275,512.70, 1,760,207.24 and 702,552.88

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Solution

The fourth proportional to 1,275,512.70, 1,760,207.24 and 702,552.88 is: 969,522.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,512.70 : 1,760,207.24 = 702,552.88 : x
  2. Step 2: Convert to fraction form
    1,275,512.70/1,760,207.24 = 702,552.88/x
  3. Step 3: Cross multiply
    1,275,512.70x = 1,760,207.24 × 702,552.88
  4. Step 4: Simplify right side
    1,275,512.70x = 1,236,638,665,858.85
  5. Step 5: Solve for x
    x = 1,236,638,665,858.85/1,275,512.70
  6. Step 6: Final answer
    x = 969,522.82

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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.