Home / 2,279,437.20-3,418,718.40-682,052.40

Finding the Fourth Proportional to 2,279,437.20, 3,418,718.40 and 682,052.40

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Solution

The fourth proportional to 2,279,437.20, 3,418,718.40 and 682,052.40 is: 1,022,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,437.20 : 3,418,718.40 = 682,052.40 : x
  2. Step 2: Convert to fraction form
    2,279,437.20/3,418,718.40 = 682,052.40/x
  3. Step 3: Cross multiply
    2,279,437.20x = 3,418,718.40 × 682,052.40
  4. Step 4: Simplify right side
    2,279,437.20x = 2,331,745,089,644.16
  5. Step 5: Solve for x
    x = 2,331,745,089,644.16/2,279,437.20
  6. Step 6: Final answer
    x = 1,022,947.72

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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.