Home / 1,231,881.20-1,847,996.76-379,023.50

Finding the Fourth Proportional to 1,231,881.20, 1,847,996.76 and 379,023.50

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Solution

The fourth proportional to 1,231,881.20, 1,847,996.76 and 379,023.50 is: 568,589.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,881.20 : 1,847,996.76 = 379,023.50 : x
  2. Step 2: Convert to fraction form
    1,231,881.20/1,847,996.76 = 379,023.50/x
  3. Step 3: Cross multiply
    1,231,881.20x = 1,847,996.76 × 379,023.50
  4. Step 4: Simplify right side
    1,231,881.20x = 700,434,199,963.86
  5. Step 5: Solve for x
    x = 700,434,199,963.86/1,231,881.20
  6. Step 6: Final answer
    x = 568,589.08

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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.