Home / 3,486,796.11-5,230,246.65-1,327,940.55

Finding the Fourth Proportional to 3,486,796.11, 5,230,246.65 and 1,327,940.55

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Solution

The fourth proportional to 3,486,796.11, 5,230,246.65 and 1,327,940.55 is: 1,991,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,796.11 : 5,230,246.65 = 1,327,940.55 : x
  2. Step 2: Convert to fraction form
    3,486,796.11/5,230,246.65 = 1,327,940.55/x
  3. Step 3: Cross multiply
    3,486,796.11x = 5,230,246.65 × 1,327,940.55
  4. Step 4: Simplify right side
    3,486,796.11x = 6,945,456,613,036.66
  5. Step 5: Solve for x
    x = 6,945,456,613,036.66/3,486,796.11
  6. Step 6: Final answer
    x = 1,991,930.81

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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.