Home / 2,667,912.27-4,001,877.86-646,157.54

Finding the Fourth Proportional to 2,667,912.27, 4,001,877.86 and 646,157.54

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Solution

The fourth proportional to 2,667,912.27, 4,001,877.86 and 646,157.54 is: 969,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,912.27 : 4,001,877.86 = 646,157.54 : x
  2. Step 2: Convert to fraction form
    2,667,912.27/4,001,877.86 = 646,157.54/x
  3. Step 3: Cross multiply
    2,667,912.27x = 4,001,877.86 × 646,157.54
  4. Step 4: Simplify right side
    2,667,912.27x = 2,585,843,530,157.89
  5. Step 5: Solve for x
    x = 2,585,843,530,157.89/2,667,912.27
  6. Step 6: Final answer
    x = 969,238.59

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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.