Home / 2,568,987.03-3,852,998.27-1,289,251.22

Finding the Fourth Proportional to 2,568,987.03, 3,852,998.27 and 1,289,251.22

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Solution

The fourth proportional to 2,568,987.03, 3,852,998.27 and 1,289,251.22 is: 1,933,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,987.03 : 3,852,998.27 = 1,289,251.22 : x
  2. Step 2: Convert to fraction form
    2,568,987.03/3,852,998.27 = 1,289,251.22/x
  3. Step 3: Cross multiply
    2,568,987.03x = 3,852,998.27 × 1,289,251.22
  4. Step 4: Simplify right side
    2,568,987.03x = 4,967,482,723,441.63
  5. Step 5: Solve for x
    x = 4,967,482,723,441.63/2,568,987.03
  6. Step 6: Final answer
    x = 1,933,634.80

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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.