Home / 4,170,817.20-6,245,728.20-2,743,143.60

Finding the Fourth Proportional to 4,170,817.20, 6,245,728.20 and 2,743,143.60

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Solution

The fourth proportional to 4,170,817.20, 6,245,728.20 and 2,743,143.60 is: 4,107,811.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170,817.20 : 6,245,728.20 = 2,743,143.60 : x
  2. Step 2: Convert to fraction form
    4,170,817.20/6,245,728.20 = 2,743,143.60/x
  3. Step 3: Cross multiply
    4,170,817.20x = 6,245,728.20 × 2,743,143.60
  4. Step 4: Simplify right side
    4,170,817.20x = 17,132,929,339,169.52
  5. Step 5: Solve for x
    x = 17,132,929,339,169.52/4,170,817.20
  6. Step 6: Final answer
    x = 4,107,811.14

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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.