Home / 2,123,834.44-2,930,890.26-1,169,978.44

Finding the Fourth Proportional to 2,123,834.44, 2,930,890.26 and 1,169,978.44

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Solution

The fourth proportional to 2,123,834.44, 2,930,890.26 and 1,169,978.44 is: 1,614,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,834.44 : 2,930,890.26 = 1,169,978.44 : x
  2. Step 2: Convert to fraction form
    2,123,834.44/2,930,890.26 = 1,169,978.44/x
  3. Step 3: Cross multiply
    2,123,834.44x = 2,930,890.26 × 1,169,978.44
  4. Step 4: Simplify right side
    2,123,834.44x = 3,429,078,414,205.99
  5. Step 5: Solve for x
    x = 3,429,078,414,205.99/2,123,834.44
  6. Step 6: Final answer
    x = 1,614,569.55

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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.