Home / 2,107,979.87-3,161,977.31-510,544.04

Finding the Fourth Proportional to 2,107,979.87, 3,161,977.31 and 510,544.04

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Solution

The fourth proportional to 2,107,979.87, 3,161,977.31 and 510,544.04 is: 765,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,979.87 : 3,161,977.31 = 510,544.04 : x
  2. Step 2: Convert to fraction form
    2,107,979.87/3,161,977.31 = 510,544.04/x
  3. Step 3: Cross multiply
    2,107,979.87x = 3,161,977.31 × 510,544.04
  4. Step 4: Simplify right side
    2,107,979.87x = 1,614,328,670,235.73
  5. Step 5: Solve for x
    x = 1,614,328,670,235.73/2,107,979.87
  6. Step 6: Final answer
    x = 765,817.88

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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.