Home / 2,567,043.90-3,542,380.11-1,405,265.46

Finding the Fourth Proportional to 2,567,043.90, 3,542,380.11 and 1,405,265.46

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Solution

The fourth proportional to 2,567,043.90, 3,542,380.11 and 1,405,265.46 is: 1,939,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,043.90 : 3,542,380.11 = 1,405,265.46 : x
  2. Step 2: Convert to fraction form
    2,567,043.90/3,542,380.11 = 1,405,265.46/x
  3. Step 3: Cross multiply
    2,567,043.90x = 3,542,380.11 × 1,405,265.46
  4. Step 4: Simplify right side
    2,567,043.90x = 4,977,984,405,442.39
  5. Step 5: Solve for x
    x = 4,977,984,405,442.39/2,567,043.90
  6. Step 6: Final answer
    x = 1,939,189.43

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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.