Home / 3,195,847.40-4,785,897.90-2,125,092.20

Finding the Fourth Proportional to 3,195,847.40, 4,785,897.90 and 2,125,092.20

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Solution

The fourth proportional to 3,195,847.40, 4,785,897.90 and 2,125,092.20 is: 3,182,402.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,847.40 : 4,785,897.90 = 2,125,092.20 : x
  2. Step 2: Convert to fraction form
    3,195,847.40/4,785,897.90 = 2,125,092.20/x
  3. Step 3: Cross multiply
    3,195,847.40x = 4,785,897.90 × 2,125,092.20
  4. Step 4: Simplify right side
    3,195,847.40x = 10,170,474,297,286.38
  5. Step 5: Solve for x
    x = 10,170,474,297,286.38/3,195,847.40
  6. Step 6: Final answer
    x = 3,182,402.98

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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.