Home / 2,279,881.40-3,419,822.10-2,182,806.20

Finding the Fourth Proportional to 2,279,881.40, 3,419,822.10 and 2,182,806.20

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Solution

The fourth proportional to 2,279,881.40, 3,419,822.10 and 2,182,806.20 is: 3,274,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,881.40 : 3,419,822.10 = 2,182,806.20 : x
  2. Step 2: Convert to fraction form
    2,279,881.40/3,419,822.10 = 2,182,806.20/x
  3. Step 3: Cross multiply
    2,279,881.40x = 3,419,822.10 × 2,182,806.20
  4. Step 4: Simplify right side
    2,279,881.40x = 7,464,808,882,777.02
  5. Step 5: Solve for x
    x = 7,464,808,882,777.02/2,279,881.40
  6. Step 6: Final answer
    x = 3,274,209.30

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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.