Home / 2,150,543.20-3,224,877.36-654,285.28

Finding the Fourth Proportional to 2,150,543.20, 3,224,877.36 and 654,285.28

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Solution

The fourth proportional to 2,150,543.20, 3,224,877.36 and 654,285.28 is: 981,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,543.20 : 3,224,877.36 = 654,285.28 : x
  2. Step 2: Convert to fraction form
    2,150,543.20/3,224,877.36 = 654,285.28/x
  3. Step 3: Cross multiply
    2,150,543.20x = 3,224,877.36 × 654,285.28
  4. Step 4: Simplify right side
    2,150,543.20x = 2,109,989,786,453.26
  5. Step 5: Solve for x
    x = 2,109,989,786,453.26/2,150,543.20
  6. Step 6: Final answer
    x = 981,142.71

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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.