Home / 1,253,897.50-1,879,002.57-741,034.78

Finding the Fourth Proportional to 1,253,897.50, 1,879,002.57 and 741,034.78

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Solution

The fourth proportional to 1,253,897.50, 1,879,002.57 and 741,034.78 is: 1,110,462.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,897.50 : 1,879,002.57 = 741,034.78 : x
  2. Step 2: Convert to fraction form
    1,253,897.50/1,879,002.57 = 741,034.78/x
  3. Step 3: Cross multiply
    1,253,897.50x = 1,879,002.57 × 741,034.78
  4. Step 4: Simplify right side
    1,253,897.50x = 1,392,406,256,079.38
  5. Step 5: Solve for x
    x = 1,392,406,256,079.38/1,253,897.50
  6. Step 6: Final answer
    x = 1,110,462.58

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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.