Home / 3,658,221.66-5,486,169.24-3,419,404.92

Finding the Fourth Proportional to 3,658,221.66, 5,486,169.24 and 3,419,404.92

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Solution

The fourth proportional to 3,658,221.66, 5,486,169.24 and 3,419,404.92 is: 5,128,020.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,221.66 : 5,486,169.24 = 3,419,404.92 : x
  2. Step 2: Convert to fraction form
    3,658,221.66/5,486,169.24 = 3,419,404.92/x
  3. Step 3: Cross multiply
    3,658,221.66x = 5,486,169.24 × 3,419,404.92
  4. Step 4: Simplify right side
    3,658,221.66x = 18,759,434,091,208.66
  5. Step 5: Solve for x
    x = 18,759,434,091,208.66/3,658,221.66
  6. Step 6: Final answer
    x = 5,128,020.07

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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.