Home / 2,277,380.90-3,142,785.12-1,244,892.80

Finding the Fourth Proportional to 2,277,380.90, 3,142,785.12 and 1,244,892.80

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Solution

The fourth proportional to 2,277,380.90, 3,142,785.12 and 1,244,892.80 is: 1,717,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,380.90 : 3,142,785.12 = 1,244,892.80 : x
  2. Step 2: Convert to fraction form
    2,277,380.90/3,142,785.12 = 1,244,892.80/x
  3. Step 3: Cross multiply
    2,277,380.90x = 3,142,785.12 × 1,244,892.80
  4. Step 4: Simplify right side
    2,277,380.90x = 3,912,430,567,835.14
  5. Step 5: Solve for x
    x = 3,912,430,567,835.14/2,277,380.90
  6. Step 6: Final answer
    x = 1,717,951.78

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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.