Home / 3,524,079.40-5,286,119.10-1,128,002.20

Finding the Fourth Proportional to 3,524,079.40, 5,286,119.10 and 1,128,002.20

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Solution

The fourth proportional to 3,524,079.40, 5,286,119.10 and 1,128,002.20 is: 1,692,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524,079.40 : 5,286,119.10 = 1,128,002.20 : x
  2. Step 2: Convert to fraction form
    3,524,079.40/5,286,119.10 = 1,128,002.20/x
  3. Step 3: Cross multiply
    3,524,079.40x = 5,286,119.10 × 1,128,002.20
  4. Step 4: Simplify right side
    3,524,079.40x = 5,962,753,974,262.02
  5. Step 5: Solve for x
    x = 5,962,753,974,262.02/3,524,079.40
  6. Step 6: Final answer
    x = 1,692,003.30

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Similar ratio
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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.