Home / 2,279,882.40-3,419,823.60-2,182,807.20

Finding the Fourth Proportional to 2,279,882.40, 3,419,823.60 and 2,182,807.20

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Solution

The fourth proportional to 2,279,882.40, 3,419,823.60 and 2,182,807.20 is: 3,274,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,882.40 : 3,419,823.60 = 2,182,807.20 : x
  2. Step 2: Convert to fraction form
    2,279,882.40/3,419,823.60 = 2,182,807.20/x
  3. Step 3: Cross multiply
    2,279,882.40x = 3,419,823.60 × 2,182,807.20
  4. Step 4: Simplify right side
    2,279,882.40x = 7,464,815,576,809.92
  5. Step 5: Solve for x
    x = 7,464,815,576,809.92/2,279,882.40
  6. Step 6: Final answer
    x = 3,274,210.80

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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.