Home / 3,219,408.72-4,438,344.84-2,568,244.86

Finding the Fourth Proportional to 3,219,408.72, 4,438,344.84 and 2,568,244.86

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Solution

The fourth proportional to 3,219,408.72, 4,438,344.84 and 2,568,244.86 is: 3,540,636.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,408.72 : 4,438,344.84 = 2,568,244.86 : x
  2. Step 2: Convert to fraction form
    3,219,408.72/4,438,344.84 = 2,568,244.86/x
  3. Step 3: Cross multiply
    3,219,408.72x = 4,438,344.84 × 2,568,244.86
  4. Step 4: Simplify right side
    3,219,408.72x = 11,398,756,322,237.52
  5. Step 5: Solve for x
    x = 11,398,756,322,237.52/3,219,408.72
  6. Step 6: Final answer
    x = 3,540,636.59

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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.