Home / 3,950,115.34-5,451,159.17-2,139,279.34

Finding the Fourth Proportional to 3,950,115.34, 5,451,159.17 and 2,139,279.34

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Solution

The fourth proportional to 3,950,115.34, 5,451,159.17 and 2,139,279.34 is: 2,952,205.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,115.34 : 5,451,159.17 = 2,139,279.34 : x
  2. Step 2: Convert to fraction form
    3,950,115.34/5,451,159.17 = 2,139,279.34/x
  3. Step 3: Cross multiply
    3,950,115.34x = 5,451,159.17 × 2,139,279.34
  4. Step 4: Simplify right side
    3,950,115.34x = 11,661,552,191,432.55
  5. Step 5: Solve for x
    x = 11,661,552,191,432.55/3,950,115.34
  6. Step 6: Final answer
    x = 2,952,205.49

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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.