Home / 2,149,881.26-3,225,288.44-653,934.38

Finding the Fourth Proportional to 2,149,881.26, 3,225,288.44 and 653,934.38

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Solution

The fourth proportional to 2,149,881.26, 3,225,288.44 and 653,934.38 is: 981,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,881.26 : 3,225,288.44 = 653,934.38 : x
  2. Step 2: Convert to fraction form
    2,149,881.26/3,225,288.44 = 653,934.38/x
  3. Step 3: Cross multiply
    2,149,881.26x = 3,225,288.44 × 653,934.38
  4. Step 4: Simplify right side
    2,149,881.26x = 2,109,126,981,840.96
  5. Step 5: Solve for x
    x = 2,109,126,981,840.96/2,149,881.26
  6. Step 6: Final answer
    x = 981,043.48

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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.