Home / 1,789,251.12-2,683,458.72-1,147,614.48

Finding the Fourth Proportional to 1,789,251.12, 2,683,458.72 and 1,147,614.48

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Solution

The fourth proportional to 1,789,251.12, 2,683,458.72 and 1,147,614.48 is: 1,721,153.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,251.12 : 2,683,458.72 = 1,147,614.48 : x
  2. Step 2: Convert to fraction form
    1,789,251.12/2,683,458.72 = 1,147,614.48/x
  3. Step 3: Cross multiply
    1,789,251.12x = 2,683,458.72 × 1,147,614.48
  4. Step 4: Simplify right side
    1,789,251.12x = 3,079,576,083,554.27
  5. Step 5: Solve for x
    x = 3,079,576,083,554.27/1,789,251.12
  6. Step 6: Final answer
    x = 1,721,153.64

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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.