Home / 3,117,080.80-4,675,621.20-2,592,200.80

Finding the Fourth Proportional to 3,117,080.80, 4,675,621.20 and 2,592,200.80

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Solution

The fourth proportional to 3,117,080.80, 4,675,621.20 and 2,592,200.80 is: 3,888,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,080.80 : 4,675,621.20 = 2,592,200.80 : x
  2. Step 2: Convert to fraction form
    3,117,080.80/4,675,621.20 = 2,592,200.80/x
  3. Step 3: Cross multiply
    3,117,080.80x = 4,675,621.20 × 2,592,200.80
  4. Step 4: Simplify right side
    3,117,080.80x = 12,120,149,015,136.96
  5. Step 5: Solve for x
    x = 12,120,149,015,136.96/3,117,080.80
  6. Step 6: Final answer
    x = 3,888,301.20

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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.