Home / 2,016,219.20-3,024,328.80-520,311.20

Finding the Fourth Proportional to 2,016,219.20, 3,024,328.80 and 520,311.20

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Solution

The fourth proportional to 2,016,219.20, 3,024,328.80 and 520,311.20 is: 780,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,219.20 : 3,024,328.80 = 520,311.20 : x
  2. Step 2: Convert to fraction form
    2,016,219.20/3,024,328.80 = 520,311.20/x
  3. Step 3: Cross multiply
    2,016,219.20x = 3,024,328.80 × 520,311.20
  4. Step 4: Simplify right side
    2,016,219.20x = 1,573,592,147,122.56
  5. Step 5: Solve for x
    x = 1,573,592,147,122.56/2,016,219.20
  6. Step 6: Final answer
    x = 780,466.80

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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.