Home / 1,789,304.73-2,683,869.62-667,286.25

Finding the Fourth Proportional to 1,789,304.73, 2,683,869.62 and 667,286.25

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Solution

The fourth proportional to 1,789,304.73, 2,683,869.62 and 667,286.25 is: 1,000,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,304.73 : 2,683,869.62 = 667,286.25 : x
  2. Step 2: Convert to fraction form
    1,789,304.73/2,683,869.62 = 667,286.25/x
  3. Step 3: Cross multiply
    1,789,304.73x = 2,683,869.62 × 667,286.25
  4. Step 4: Simplify right side
    1,789,304.73x = 1,790,909,290,882.29
  5. Step 5: Solve for x
    x = 1,790,909,290,882.29/1,789,304.73
  6. Step 6: Final answer
    x = 1,000,896.75

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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.