Home / 3,634,213.60-5,015,215.20-2,107,206.40

Finding the Fourth Proportional to 3,634,213.60, 5,015,215.20 and 2,107,206.40

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Solution

The fourth proportional to 3,634,213.60, 5,015,215.20 and 2,107,206.40 is: 2,907,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,213.60 : 5,015,215.20 = 2,107,206.40 : x
  2. Step 2: Convert to fraction form
    3,634,213.60/5,015,215.20 = 2,107,206.40/x
  3. Step 3: Cross multiply
    3,634,213.60x = 5,015,215.20 × 2,107,206.40
  4. Step 4: Simplify right side
    3,634,213.60x = 10,568,093,566,817.28
  5. Step 5: Solve for x
    x = 10,568,093,566,817.28/3,634,213.60
  6. Step 6: Final answer
    x = 2,907,945.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.