Home / 1,137,198.41-1,705,227.12-378,773.27

Finding the Fourth Proportional to 1,137,198.41, 1,705,227.12 and 378,773.27

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Solution

The fourth proportional to 1,137,198.41, 1,705,227.12 and 378,773.27 is: 567,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,198.41 : 1,705,227.12 = 378,773.27 : x
  2. Step 2: Convert to fraction form
    1,137,198.41/1,705,227.12 = 378,773.27/x
  3. Step 3: Cross multiply
    1,137,198.41x = 1,705,227.12 × 378,773.27
  4. Step 4: Simplify right side
    1,137,198.41x = 645,894,452,335.08
  5. Step 5: Solve for x
    x = 645,894,452,335.08/1,137,198.41
  6. Step 6: Final answer
    x = 567,969.89

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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.