Home / 1,248,687.56-1,723,188.76-675,727.73

Finding the Fourth Proportional to 1,248,687.56, 1,723,188.76 and 675,727.73

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Solution

The fourth proportional to 1,248,687.56, 1,723,188.76 and 675,727.73 is: 932,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,687.56 : 1,723,188.76 = 675,727.73 : x
  2. Step 2: Convert to fraction form
    1,248,687.56/1,723,188.76 = 675,727.73/x
  3. Step 3: Cross multiply
    1,248,687.56x = 1,723,188.76 × 675,727.73
  4. Step 4: Simplify right side
    1,248,687.56x = 1,164,406,418,851.05
  5. Step 5: Solve for x
    x = 1,164,406,418,851.05/1,248,687.56
  6. Step 6: Final answer
    x = 932,504.22

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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.