Home / 3,149,425.96-4,343,968.38-2,102,319.16

Finding the Fourth Proportional to 3,149,425.96, 4,343,968.38 and 2,102,319.16

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Solution

The fourth proportional to 3,149,425.96, 4,343,968.38 and 2,102,319.16 is: 2,899,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,425.96 : 4,343,968.38 = 2,102,319.16 : x
  2. Step 2: Convert to fraction form
    3,149,425.96/4,343,968.38 = 2,102,319.16/x
  3. Step 3: Cross multiply
    3,149,425.96x = 4,343,968.38 × 2,102,319.16
  4. Step 4: Simplify right side
    3,149,425.96x = 9,132,407,955,708.16
  5. Step 5: Solve for x
    x = 9,132,407,955,708.16/3,149,425.96
  6. Step 6: Final answer
    x = 2,899,705.56

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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.