Home / 2,850,905.52-3,933,153.72-1,627,279.20

Finding the Fourth Proportional to 2,850,905.52, 3,933,153.72 and 1,627,279.20

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Solution

The fourth proportional to 2,850,905.52, 3,933,153.72 and 1,627,279.20 is: 2,245,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,905.52 : 3,933,153.72 = 1,627,279.20 : x
  2. Step 2: Convert to fraction form
    2,850,905.52/3,933,153.72 = 1,627,279.20/x
  3. Step 3: Cross multiply
    2,850,905.52x = 3,933,153.72 × 1,627,279.20
  4. Step 4: Simplify right side
    2,850,905.52x = 6,400,339,238,958.62
  5. Step 5: Solve for x
    x = 6,400,339,238,958.62/2,850,905.52
  6. Step 6: Final answer
    x = 2,245,019.76

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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.