Home / 2,010,449.20-3,015,673.80-1,325,480.80

Finding the Fourth Proportional to 2,010,449.20, 3,015,673.80 and 1,325,480.80

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Solution

The fourth proportional to 2,010,449.20, 3,015,673.80 and 1,325,480.80 is: 1,988,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,449.20 : 3,015,673.80 = 1,325,480.80 : x
  2. Step 2: Convert to fraction form
    2,010,449.20/3,015,673.80 = 1,325,480.80/x
  3. Step 3: Cross multiply
    2,010,449.20x = 3,015,673.80 × 1,325,480.80
  4. Step 4: Simplify right side
    2,010,449.20x = 3,997,217,720,963.04
  5. Step 5: Solve for x
    x = 3,997,217,720,963.04/2,010,449.20
  6. Step 6: Final answer
    x = 1,988,221.20

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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.