Home / 3,442,961.60-5,158,221.60-2,945,297.60

Finding the Fourth Proportional to 3,442,961.60, 5,158,221.60 and 2,945,297.60

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Solution

The fourth proportional to 3,442,961.60, 5,158,221.60 and 2,945,297.60 is: 4,412,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,961.60 : 5,158,221.60 = 2,945,297.60 : x
  2. Step 2: Convert to fraction form
    3,442,961.60/5,158,221.60 = 2,945,297.60/x
  3. Step 3: Cross multiply
    3,442,961.60x = 5,158,221.60 × 2,945,297.60
  4. Step 4: Simplify right side
    3,442,961.60x = 15,192,497,698,748.16
  5. Step 5: Solve for x
    x = 15,192,497,698,748.16/3,442,961.60
  6. Step 6: Final answer
    x = 4,412,624.79

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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.