Home / 2,151,830.55-3,226,991.45-635,108.79

Finding the Fourth Proportional to 2,151,830.55, 3,226,991.45 and 635,108.79

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Solution

The fourth proportional to 2,151,830.55, 3,226,991.45 and 635,108.79 is: 952,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,830.55 : 3,226,991.45 = 635,108.79 : x
  2. Step 2: Convert to fraction form
    2,151,830.55/3,226,991.45 = 635,108.79/x
  3. Step 3: Cross multiply
    2,151,830.55x = 3,226,991.45 × 635,108.79
  4. Step 4: Simplify right side
    2,151,830.55x = 2,049,490,631,974.30
  5. Step 5: Solve for x
    x = 2,049,490,631,974.30/2,151,830.55
  6. Step 6: Final answer
    x = 952,440.53

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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.