Home / 3,275,990.78-4,520,882.43-1,900,149.08

Finding the Fourth Proportional to 3,275,990.78, 4,520,882.43 and 1,900,149.08

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Solution

The fourth proportional to 3,275,990.78, 4,520,882.43 and 1,900,149.08 is: 2,622,214.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,990.78 : 4,520,882.43 = 1,900,149.08 : x
  2. Step 2: Convert to fraction form
    3,275,990.78/4,520,882.43 = 1,900,149.08/x
  3. Step 3: Cross multiply
    3,275,990.78x = 4,520,882.43 × 1,900,149.08
  4. Step 4: Simplify right side
    3,275,990.78x = 8,590,350,567,548.25
  5. Step 5: Solve for x
    x = 8,590,350,567,548.25/3,275,990.78
  6. Step 6: Final answer
    x = 2,622,214.52

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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.