Home / 3,987,998.24-5,503,409.52-2,177,162.24

Finding the Fourth Proportional to 3,987,998.24, 5,503,409.52 and 2,177,162.24

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Solution

The fourth proportional to 3,987,998.24, 5,503,409.52 and 2,177,162.24 is: 3,004,468.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987,998.24 : 5,503,409.52 = 2,177,162.24 : x
  2. Step 2: Convert to fraction form
    3,987,998.24/5,503,409.52 = 2,177,162.24/x
  3. Step 3: Cross multiply
    3,987,998.24x = 5,503,409.52 × 2,177,162.24
  4. Step 4: Simplify right side
    3,987,998.24x = 11,981,815,398,200.53
  5. Step 5: Solve for x
    x = 11,981,815,398,200.53/3,987,998.24
  6. Step 6: Final answer
    x = 3,004,468.58

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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.