Home / 3,377,458.68-5,066,198.31-818,663.60

Finding the Fourth Proportional to 3,377,458.68, 5,066,198.31 and 818,663.60

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Solution

The fourth proportional to 3,377,458.68, 5,066,198.31 and 818,663.60 is: 1,227,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,458.68 : 5,066,198.31 = 818,663.60 : x
  2. Step 2: Convert to fraction form
    3,377,458.68/5,066,198.31 = 818,663.60/x
  3. Step 3: Cross multiply
    3,377,458.68x = 5,066,198.31 × 818,663.60
  4. Step 4: Simplify right side
    3,377,458.68x = 4,147,512,121,447.52
  5. Step 5: Solve for x
    x = 4,147,512,121,447.52/3,377,458.68
  6. Step 6: Final answer
    x = 1,227,997.89

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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.