Home / 2,005,717.80-3,007,248.30-1,107,589.80

Finding the Fourth Proportional to 2,005,717.80, 3,007,248.30 and 1,107,589.80

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Solution

The fourth proportional to 2,005,717.80, 3,007,248.30 and 1,107,589.80 is: 1,660,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,717.80 : 3,007,248.30 = 1,107,589.80 : x
  2. Step 2: Convert to fraction form
    2,005,717.80/3,007,248.30 = 1,107,589.80/x
  3. Step 3: Cross multiply
    2,005,717.80x = 3,007,248.30 × 1,107,589.80
  4. Step 4: Simplify right side
    2,005,717.80x = 3,330,797,543,147.34
  5. Step 5: Solve for x
    x = 3,330,797,543,147.34/2,005,717.80
  6. Step 6: Final answer
    x = 1,660,651.14

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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.