Home / 3,420,672.88-5,132,779.80-2,481,792.88

Finding the Fourth Proportional to 3,420,672.88, 5,132,779.80 and 2,481,792.88

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Solution

The fourth proportional to 3,420,672.88, 5,132,779.80 and 2,481,792.88 is: 3,723,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,672.88 : 5,132,779.80 = 2,481,792.88 : x
  2. Step 2: Convert to fraction form
    3,420,672.88/5,132,779.80 = 2,481,792.88/x
  3. Step 3: Cross multiply
    3,420,672.88x = 5,132,779.80 × 2,481,792.88
  4. Step 4: Simplify right side
    3,420,672.88x = 12,738,496,362,247.82
  5. Step 5: Solve for x
    x = 12,738,496,362,247.82/3,420,672.88
  6. Step 6: Final answer
    x = 3,723,973.85

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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.