Home / 3,479,122.14-4,801,451.52-1,930,676.94

Finding the Fourth Proportional to 3,479,122.14, 4,801,451.52 and 1,930,676.94

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Solution

The fourth proportional to 3,479,122.14, 4,801,451.52 and 1,930,676.94 is: 2,664,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,122.14 : 4,801,451.52 = 1,930,676.94 : x
  2. Step 2: Convert to fraction form
    3,479,122.14/4,801,451.52 = 1,930,676.94/x
  3. Step 3: Cross multiply
    3,479,122.14x = 4,801,451.52 × 1,930,676.94
  4. Step 4: Simplify right side
    3,479,122.14x = 9,270,051,728,191.95
  5. Step 5: Solve for x
    x = 9,270,051,728,191.95/3,479,122.14
  6. Step 6: Final answer
    x = 2,664,480.11

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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.