Home / 2,079,468.20-3,118,971.90-1,704,837.80

Finding the Fourth Proportional to 2,079,468.20, 3,118,971.90 and 1,704,837.80

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Solution

The fourth proportional to 2,079,468.20, 3,118,971.90 and 1,704,837.80 is: 2,557,067.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,468.20 : 3,118,971.90 = 1,704,837.80 : x
  2. Step 2: Convert to fraction form
    2,079,468.20/3,118,971.90 = 1,704,837.80/x
  3. Step 3: Cross multiply
    2,079,468.20x = 3,118,971.90 × 1,704,837.80
  4. Step 4: Simplify right side
    2,079,468.20x = 5,317,341,192,257.82
  5. Step 5: Solve for x
    x = 5,317,341,192,257.82/2,079,468.20
  6. Step 6: Final answer
    x = 2,557,067.81

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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.