Home / 1,248,685.11-1,723,185.44-675,725.29

Finding the Fourth Proportional to 1,248,685.11, 1,723,185.44 and 675,725.29

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Solution

The fourth proportional to 1,248,685.11, 1,723,185.44 and 675,725.29 is: 932,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,685.11 : 1,723,185.44 = 675,725.29 : x
  2. Step 2: Convert to fraction form
    1,248,685.11/1,723,185.44 = 675,725.29/x
  3. Step 3: Cross multiply
    1,248,685.11x = 1,723,185.44 × 675,725.29
  4. Step 4: Simplify right side
    1,248,685.11x = 1,164,399,981,167.78
  5. Step 5: Solve for x
    x = 1,164,399,981,167.78/1,248,685.11
  6. Step 6: Final answer
    x = 932,500.89

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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.