Home / 4,259,167.86-6,382,287.36-3,122,686.56

Finding the Fourth Proportional to 4,259,167.86, 6,382,287.36 and 3,122,686.56

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Solution

The fourth proportional to 4,259,167.86, 6,382,287.36 and 3,122,686.56 is: 4,679,290.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259,167.86 : 6,382,287.36 = 3,122,686.56 : x
  2. Step 2: Convert to fraction form
    4,259,167.86/6,382,287.36 = 3,122,686.56/x
  3. Step 3: Cross multiply
    4,259,167.86x = 6,382,287.36 × 3,122,686.56
  4. Step 4: Simplify right side
    4,259,167.86x = 19,929,882,961,129.88
  5. Step 5: Solve for x
    x = 19,929,882,961,129.88/4,259,167.86
  6. Step 6: Final answer
    x = 4,679,290.33

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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.