Home / 2,489,873.90-3,731,858.40-2,235,963.20

Finding the Fourth Proportional to 2,489,873.90, 3,731,858.40 and 2,235,963.20

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Solution

The fourth proportional to 2,489,873.90, 3,731,858.40 and 2,235,963.20 is: 3,351,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,873.90 : 3,731,858.40 = 2,235,963.20 : x
  2. Step 2: Convert to fraction form
    2,489,873.90/3,731,858.40 = 2,235,963.20/x
  3. Step 3: Cross multiply
    2,489,873.90x = 3,731,858.40 × 2,235,963.20
  4. Step 4: Simplify right side
    2,489,873.90x = 8,344,298,050,010.88
  5. Step 5: Solve for x
    x = 8,344,298,050,010.88/2,489,873.90
  6. Step 6: Final answer
    x = 3,351,293.43

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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.