Home / 2,170,219.20-3,255,328.80-2,059,627.20

Finding the Fourth Proportional to 2,170,219.20, 3,255,328.80 and 2,059,627.20

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Solution

The fourth proportional to 2,170,219.20, 3,255,328.80 and 2,059,627.20 is: 3,089,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,219.20 : 3,255,328.80 = 2,059,627.20 : x
  2. Step 2: Convert to fraction form
    2,170,219.20/3,255,328.80 = 2,059,627.20/x
  3. Step 3: Cross multiply
    2,170,219.20x = 3,255,328.80 × 2,059,627.20
  4. Step 4: Simplify right side
    2,170,219.20x = 6,704,763,741,423.36
  5. Step 5: Solve for x
    x = 6,704,763,741,423.36/2,170,219.20
  6. Step 6: Final answer
    x = 3,089,440.80

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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.