Home / 1,449,082.20-2,173,623.30-384,231.90

Finding the Fourth Proportional to 1,449,082.20, 2,173,623.30 and 384,231.90

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Solution

The fourth proportional to 1,449,082.20, 2,173,623.30 and 384,231.90 is: 576,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,082.20 : 2,173,623.30 = 384,231.90 : x
  2. Step 2: Convert to fraction form
    1,449,082.20/2,173,623.30 = 384,231.90/x
  3. Step 3: Cross multiply
    1,449,082.20x = 2,173,623.30 × 384,231.90
  4. Step 4: Simplify right side
    1,449,082.20x = 835,175,410,443.27
  5. Step 5: Solve for x
    x = 835,175,410,443.27/1,449,082.20
  6. Step 6: Final answer
    x = 576,347.85

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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.