Home / 2,217,190.80-3,325,786.20-2,196,195.60

Finding the Fourth Proportional to 2,217,190.80, 3,325,786.20 and 2,196,195.60

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Solution

The fourth proportional to 2,217,190.80, 3,325,786.20 and 2,196,195.60 is: 3,294,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,190.80 : 3,325,786.20 = 2,196,195.60 : x
  2. Step 2: Convert to fraction form
    2,217,190.80/3,325,786.20 = 2,196,195.60/x
  3. Step 3: Cross multiply
    2,217,190.80x = 3,325,786.20 × 2,196,195.60
  4. Step 4: Simplify right side
    2,217,190.80x = 7,304,077,018,980.72
  5. Step 5: Solve for x
    x = 7,304,077,018,980.72/2,217,190.80
  6. Step 6: Final answer
    x = 3,294,293.40

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Double scale
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Similar ratio
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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.