Home / 3,149,231.86-4,721,034.70-1,229,696.49

Finding the Fourth Proportional to 3,149,231.86, 4,721,034.70 and 1,229,696.49

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Solution

The fourth proportional to 3,149,231.86, 4,721,034.70 and 1,229,696.49 is: 1,843,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,231.86 : 4,721,034.70 = 1,229,696.49 : x
  2. Step 2: Convert to fraction form
    3,149,231.86/4,721,034.70 = 1,229,696.49/x
  3. Step 3: Cross multiply
    3,149,231.86x = 4,721,034.70 × 1,229,696.49
  4. Step 4: Simplify right side
    3,149,231.86x = 5,805,439,799,758.20
  5. Step 5: Solve for x
    x = 5,805,439,799,758.20/3,149,231.86
  6. Step 6: Final answer
    x = 1,843,446.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.