Home / 3,147,191.48-4,720,787.22-2,081,984.43

Finding the Fourth Proportional to 3,147,191.48, 4,720,787.22 and 2,081,984.43

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Solution

The fourth proportional to 3,147,191.48, 4,720,787.22 and 2,081,984.43 is: 3,122,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,191.48 : 4,720,787.22 = 2,081,984.43 : x
  2. Step 2: Convert to fraction form
    3,147,191.48/4,720,787.22 = 2,081,984.43/x
  3. Step 3: Cross multiply
    3,147,191.48x = 4,720,787.22 × 2,081,984.43
  4. Step 4: Simplify right side
    3,147,191.48x = 9,828,605,471,680.03
  5. Step 5: Solve for x
    x = 9,828,605,471,680.03/3,147,191.48
  6. Step 6: Final answer
    x = 3,122,976.64

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Double scale
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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.