Home / 2,287,793.68-3,431,714.82-690,370.82

Finding the Fourth Proportional to 2,287,793.68, 3,431,714.82 and 690,370.82

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Solution

The fourth proportional to 2,287,793.68, 3,431,714.82 and 690,370.82 is: 1,035,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,793.68 : 3,431,714.82 = 690,370.82 : x
  2. Step 2: Convert to fraction form
    2,287,793.68/3,431,714.82 = 690,370.82/x
  3. Step 3: Cross multiply
    2,287,793.68x = 3,431,714.82 × 690,370.82
  4. Step 4: Simplify right side
    2,287,793.68x = 2,369,155,774,289.55
  5. Step 5: Solve for x
    x = 2,369,155,774,289.55/2,287,793.68
  6. Step 6: Final answer
    x = 1,035,563.56

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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.