Home / 1,275,487.29-1,760,151.33-702,580.77

Finding the Fourth Proportional to 1,275,487.29, 1,760,151.33 and 702,580.77

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Solution

The fourth proportional to 1,275,487.29, 1,760,151.33 and 702,580.77 is: 969,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,487.29 : 1,760,151.33 = 702,580.77 : x
  2. Step 2: Convert to fraction form
    1,275,487.29/1,760,151.33 = 702,580.77/x
  3. Step 3: Cross multiply
    1,275,487.29x = 1,760,151.33 × 702,580.77
  4. Step 4: Simplify right side
    1,275,487.29x = 1,236,648,476,747.92
  5. Step 5: Solve for x
    x = 1,236,648,476,747.92/1,275,487.29
  6. Step 6: Final answer
    x = 969,549.82

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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.