Home / 1,625,418.38-2,436,239.23-613,896.71

Finding the Fourth Proportional to 1,625,418.38, 2,436,239.23 and 613,896.71

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Solution

The fourth proportional to 1,625,418.38, 2,436,239.23 and 613,896.71 is: 920,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,418.38 : 2,436,239.23 = 613,896.71 : x
  2. Step 2: Convert to fraction form
    1,625,418.38/2,436,239.23 = 613,896.71/x
  3. Step 3: Cross multiply
    1,625,418.38x = 2,436,239.23 × 613,896.71
  4. Step 4: Simplify right side
    1,625,418.38x = 1,495,599,248,516.74
  5. Step 5: Solve for x
    x = 1,495,599,248,516.74/1,625,418.38
  6. Step 6: Final answer
    x = 920,131.87

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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.