Home / 2,791,877.48-4,188,489.46-969,977.24

Finding the Fourth Proportional to 2,791,877.48, 4,188,489.46 and 969,977.24

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Solution

The fourth proportional to 2,791,877.48, 4,188,489.46 and 969,977.24 is: 1,455,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,877.48 : 4,188,489.46 = 969,977.24 : x
  2. Step 2: Convert to fraction form
    2,791,877.48/4,188,489.46 = 969,977.24/x
  3. Step 3: Cross multiply
    2,791,877.48x = 4,188,489.46 × 969,977.24
  4. Step 4: Simplify right side
    2,791,877.48x = 4,062,739,420,387.56
  5. Step 5: Solve for x
    x = 4,062,739,420,387.56/2,791,877.48
  6. Step 6: Final answer
    x = 1,455,199.76

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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.