Home / 3,131,448.20-4,697,172.30-2,011,704.20

Finding the Fourth Proportional to 3,131,448.20, 4,697,172.30 and 2,011,704.20

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Solution

The fourth proportional to 3,131,448.20, 4,697,172.30 and 2,011,704.20 is: 3,017,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,448.20 : 4,697,172.30 = 2,011,704.20 : x
  2. Step 2: Convert to fraction form
    3,131,448.20/4,697,172.30 = 2,011,704.20/x
  3. Step 3: Cross multiply
    3,131,448.20x = 4,697,172.30 × 2,011,704.20
  4. Step 4: Simplify right side
    3,131,448.20x = 9,449,321,244,033.66
  5. Step 5: Solve for x
    x = 9,449,321,244,033.66/3,131,448.20
  6. Step 6: Final answer
    x = 3,017,556.30

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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.