Home / 2,419,939.56-3,632,149.80-1,222,704.48

Finding the Fourth Proportional to 2,419,939.56, 3,632,149.80 and 1,222,704.48

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Solution

The fourth proportional to 2,419,939.56, 3,632,149.80 and 1,222,704.48 is: 1,835,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,939.56 : 3,632,149.80 = 1,222,704.48 : x
  2. Step 2: Convert to fraction form
    2,419,939.56/3,632,149.80 = 1,222,704.48/x
  3. Step 3: Cross multiply
    2,419,939.56x = 3,632,149.80 × 1,222,704.48
  4. Step 4: Simplify right side
    2,419,939.56x = 4,441,045,832,491.10
  5. Step 5: Solve for x
    x = 4,441,045,832,491.10/2,419,939.56
  6. Step 6: Final answer
    x = 1,835,188.74

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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.