Home / 1,625,872.28-2,438,291.46-1,519,731.50

Finding the Fourth Proportional to 1,625,872.28, 2,438,291.46 and 1,519,731.50

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Solution

The fourth proportional to 1,625,872.28, 2,438,291.46 and 1,519,731.50 is: 2,279,114.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,872.28 : 2,438,291.46 = 1,519,731.50 : x
  2. Step 2: Convert to fraction form
    1,625,872.28/2,438,291.46 = 1,519,731.50/x
  3. Step 3: Cross multiply
    1,625,872.28x = 2,438,291.46 × 1,519,731.50
  4. Step 4: Simplify right side
    1,625,872.28x = 3,705,548,337,942.99
  5. Step 5: Solve for x
    x = 3,705,548,337,942.99/1,625,872.28
  6. Step 6: Final answer
    x = 2,279,114.04

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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.