Home / 1,399,082.20-2,098,623.30-452,548.60

Finding the Fourth Proportional to 1,399,082.20, 2,098,623.30 and 452,548.60

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Solution

The fourth proportional to 1,399,082.20, 2,098,623.30 and 452,548.60 is: 678,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,082.20 : 2,098,623.30 = 452,548.60 : x
  2. Step 2: Convert to fraction form
    1,399,082.20/2,098,623.30 = 452,548.60/x
  3. Step 3: Cross multiply
    1,399,082.20x = 2,098,623.30 × 452,548.60
  4. Step 4: Simplify right side
    1,399,082.20x = 949,729,036,342.38
  5. Step 5: Solve for x
    x = 949,729,036,342.38/1,399,082.20
  6. Step 6: Final answer
    x = 678,822.90

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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.