Home / 2,008,080.06-3,012,120.10-512,172.06

Finding the Fourth Proportional to 2,008,080.06, 3,012,120.10 and 512,172.06

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Solution

The fourth proportional to 2,008,080.06, 3,012,120.10 and 512,172.06 is: 768,258.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,080.06 : 3,012,120.10 = 512,172.06 : x
  2. Step 2: Convert to fraction form
    2,008,080.06/3,012,120.10 = 512,172.06/x
  3. Step 3: Cross multiply
    2,008,080.06x = 3,012,120.10 × 512,172.06
  4. Step 4: Simplify right side
    2,008,080.06x = 1,542,723,756,584.41
  5. Step 5: Solve for x
    x = 1,542,723,756,584.41/2,008,080.06
  6. Step 6: Final answer
    x = 768,258.09

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Double scale
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Similar ratio
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1.5x scale

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.