Home / 3,413,489.20-5,120,233.80-2,201,016.40

Finding the Fourth Proportional to 3,413,489.20, 5,120,233.80 and 2,201,016.40

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Solution

The fourth proportional to 3,413,489.20, 5,120,233.80 and 2,201,016.40 is: 3,301,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,489.20 : 5,120,233.80 = 2,201,016.40 : x
  2. Step 2: Convert to fraction form
    3,413,489.20/5,120,233.80 = 2,201,016.40/x
  3. Step 3: Cross multiply
    3,413,489.20x = 5,120,233.80 × 2,201,016.40
  4. Step 4: Simplify right side
    3,413,489.20x = 11,269,718,565,634.32
  5. Step 5: Solve for x
    x = 11,269,718,565,634.32/3,413,489.20
  6. Step 6: Final answer
    x = 3,301,524.60

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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.