Home / 2,567,217.24-3,542,618.88-1,405,438.56

Finding the Fourth Proportional to 2,567,217.24, 3,542,618.88 and 1,405,438.56

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Solution

The fourth proportional to 2,567,217.24, 3,542,618.88 and 1,405,438.56 is: 1,939,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,217.24 : 3,542,618.88 = 1,405,438.56 : x
  2. Step 2: Convert to fraction form
    2,567,217.24/3,542,618.88 = 1,405,438.56/x
  3. Step 3: Cross multiply
    2,567,217.24x = 3,542,618.88 × 1,405,438.56
  4. Step 4: Simplify right side
    2,567,217.24x = 4,978,933,177,336.01
  5. Step 5: Solve for x
    x = 4,978,933,177,336.01/2,567,217.24
  6. Step 6: Final answer
    x = 1,939,428.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.