Home / 1,275,885.30-1,760,723.38-695,105.58

Finding the Fourth Proportional to 1,275,885.30, 1,760,723.38 and 695,105.58

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Solution

The fourth proportional to 1,275,885.30, 1,760,723.38 and 695,105.58 is: 959,246.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,885.30 : 1,760,723.38 = 695,105.58 : x
  2. Step 2: Convert to fraction form
    1,275,885.30/1,760,723.38 = 695,105.58/x
  3. Step 3: Cross multiply
    1,275,885.30x = 1,760,723.38 × 695,105.58
  4. Step 4: Simplify right side
    1,275,885.30x = 1,223,888,646,274.46
  5. Step 5: Solve for x
    x = 1,223,888,646,274.46/1,275,885.30
  6. Step 6: Final answer
    x = 959,246.61

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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.