Home / 3,451,353.30-5,177,029.95-2,919,912.30

Finding the Fourth Proportional to 3,451,353.30, 5,177,029.95 and 2,919,912.30

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Solution

The fourth proportional to 3,451,353.30, 5,177,029.95 and 2,919,912.30 is: 4,379,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,353.30 : 5,177,029.95 = 2,919,912.30 : x
  2. Step 2: Convert to fraction form
    3,451,353.30/5,177,029.95 = 2,919,912.30/x
  3. Step 3: Cross multiply
    3,451,353.30x = 5,177,029.95 × 2,919,912.30
  4. Step 4: Simplify right side
    3,451,353.30x = 15,116,473,428,473.38
  5. Step 5: Solve for x
    x = 15,116,473,428,473.38/3,451,353.30
  6. Step 6: Final answer
    x = 4,379,868.45

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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.