Home / 3,438,445.40-4,745,077.42-2,150,039.96

Finding the Fourth Proportional to 3,438,445.40, 4,745,077.42 and 2,150,039.96

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Solution

The fourth proportional to 3,438,445.40, 4,745,077.42 and 2,150,039.96 is: 2,967,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,445.40 : 4,745,077.42 = 2,150,039.96 : x
  2. Step 2: Convert to fraction form
    3,438,445.40/4,745,077.42 = 2,150,039.96/x
  3. Step 3: Cross multiply
    3,438,445.40x = 4,745,077.42 × 2,150,039.96
  4. Step 4: Simplify right side
    3,438,445.40x = 10,202,106,066,293.70
  5. Step 5: Solve for x
    x = 10,202,106,066,293.70/3,438,445.40
  6. Step 6: Final answer
    x = 2,967,069.38

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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.