Home / 3,379,912.28-5,069,872.20-855,567.56

Finding the Fourth Proportional to 3,379,912.28, 5,069,872.20 and 855,567.56

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Solution

The fourth proportional to 3,379,912.28, 5,069,872.20 and 855,567.56 is: 1,283,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,912.28 : 5,069,872.20 = 855,567.56 : x
  2. Step 2: Convert to fraction form
    3,379,912.28/5,069,872.20 = 855,567.56/x
  3. Step 3: Cross multiply
    3,379,912.28x = 5,069,872.20 × 855,567.56
  4. Step 4: Simplify right side
    3,379,912.28x = 4,337,618,187,665.83
  5. Step 5: Solve for x
    x = 4,337,618,187,665.83/3,379,912.28
  6. Step 6: Final answer
    x = 1,283,352.30

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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.