Home / 3,219,336.48-4,438,245.09-2,568,172.61

Finding the Fourth Proportional to 3,219,336.48, 4,438,245.09 and 2,568,172.61

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Solution

The fourth proportional to 3,219,336.48, 4,438,245.09 and 2,568,172.61 is: 3,540,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,336.48 : 4,438,245.09 = 2,568,172.61 : x
  2. Step 2: Convert to fraction form
    3,219,336.48/4,438,245.09 = 2,568,172.61/x
  3. Step 3: Cross multiply
    3,219,336.48x = 4,438,245.09 × 2,568,172.61
  4. Step 4: Simplify right side
    3,219,336.48x = 11,398,179,476,604.98
  5. Step 5: Solve for x
    x = 11,398,179,476,604.98/3,219,336.48
  6. Step 6: Final answer
    x = 3,540,536.86

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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.