Home / 2,257,438.72-3,386,261.76-574,556.80

Finding the Fourth Proportional to 2,257,438.72, 3,386,261.76 and 574,556.80

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Solution

The fourth proportional to 2,257,438.72, 3,386,261.76 and 574,556.80 is: 861,861.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,438.72 : 3,386,261.76 = 574,556.80 : x
  2. Step 2: Convert to fraction form
    2,257,438.72/3,386,261.76 = 574,556.80/x
  3. Step 3: Cross multiply
    2,257,438.72x = 3,386,261.76 × 574,556.80
  4. Step 4: Simplify right side
    2,257,438.72x = 1,945,599,720,787.97
  5. Step 5: Solve for x
    x = 1,945,599,720,787.97/2,257,438.72
  6. Step 6: Final answer
    x = 861,861.59

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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.