Home / 2,008,512.10-3,015,720.60-1,412,117.20

Finding the Fourth Proportional to 2,008,512.10, 3,015,720.60 and 1,412,117.20

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Solution

The fourth proportional to 2,008,512.10, 3,015,720.60 and 1,412,117.20 is: 2,120,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,512.10 : 3,015,720.60 = 1,412,117.20 : x
  2. Step 2: Convert to fraction form
    2,008,512.10/3,015,720.60 = 1,412,117.20/x
  3. Step 3: Cross multiply
    2,008,512.10x = 3,015,720.60 × 1,412,117.20
  4. Step 4: Simplify right side
    2,008,512.10x = 4,258,550,929,654.32
  5. Step 5: Solve for x
    x = 4,258,550,929,654.32/2,008,512.10
  6. Step 6: Final answer
    x = 2,120,251.57

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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.