Home / 2,016,115.20-3,024,172.80-520,207.20

Finding the Fourth Proportional to 2,016,115.20, 3,024,172.80 and 520,207.20

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Solution

The fourth proportional to 2,016,115.20, 3,024,172.80 and 520,207.20 is: 780,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,115.20 : 3,024,172.80 = 520,207.20 : x
  2. Step 2: Convert to fraction form
    2,016,115.20/3,024,172.80 = 520,207.20/x
  3. Step 3: Cross multiply
    2,016,115.20x = 3,024,172.80 × 520,207.20
  4. Step 4: Simplify right side
    2,016,115.20x = 1,573,196,464,604.16
  5. Step 5: Solve for x
    x = 1,573,196,464,604.16/2,016,115.20
  6. Step 6: Final answer
    x = 780,310.80

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Double scale
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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.