Home / 3,131,350.26-4,321,190.16-1,842,273.63

Finding the Fourth Proportional to 3,131,350.26, 4,321,190.16 and 1,842,273.63

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Solution

The fourth proportional to 3,131,350.26, 4,321,190.16 and 1,842,273.63 is: 2,542,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,350.26 : 4,321,190.16 = 1,842,273.63 : x
  2. Step 2: Convert to fraction form
    3,131,350.26/4,321,190.16 = 1,842,273.63/x
  3. Step 3: Cross multiply
    3,131,350.26x = 4,321,190.16 × 1,842,273.63
  4. Step 4: Simplify right side
    3,131,350.26x = 7,960,814,681,983.48
  5. Step 5: Solve for x
    x = 7,960,814,681,983.48/3,131,350.26
  6. Step 6: Final answer
    x = 2,542,294.55

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Double scale
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1.5x scale

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.