Home / 2,494,350-3,442,753.92-1,621,665.90

Finding the Fourth Proportional to 2,494,350, 3,442,753.92 and 1,621,665.90

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Solution

The fourth proportional to 2,494,350, 3,442,753.92 and 1,621,665.90 is: 2,238,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494,350 : 3,442,753.92 = 1,621,665.90 : x
  2. Step 2: Convert to fraction form
    2,494,350/3,442,753.92 = 1,621,665.90/x
  3. Step 3: Cross multiply
    2,494,350x = 3,442,753.92 × 1,621,665.90
  4. Step 4: Simplify right side
    2,494,350x = 5,582,996,634,155.33
  5. Step 5: Solve for x
    x = 5,582,996,634,155.33/2,494,350
  6. Step 6: Final answer
    x = 2,238,257.11

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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.