Home / 1,337,122.44-2,005,469.37-426,186.54

Finding the Fourth Proportional to 1,337,122.44, 2,005,469.37 and 426,186.54

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Solution

The fourth proportional to 1,337,122.44, 2,005,469.37 and 426,186.54 is: 639,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,122.44 : 2,005,469.37 = 426,186.54 : x
  2. Step 2: Convert to fraction form
    1,337,122.44/2,005,469.37 = 426,186.54/x
  3. Step 3: Cross multiply
    1,337,122.44x = 2,005,469.37 × 426,186.54
  4. Step 4: Simplify right side
    1,337,122.44x = 854,704,051,876.28
  5. Step 5: Solve for x
    x = 854,704,051,876.28/1,337,122.44
  6. Step 6: Final answer
    x = 639,211.51

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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.