Home / 2,131,788.80-3,199,432.80-2,061,804.80

Finding the Fourth Proportional to 2,131,788.80, 3,199,432.80 and 2,061,804.80

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Solution

The fourth proportional to 2,131,788.80, 3,199,432.80 and 2,061,804.80 is: 3,094,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,788.80 : 3,199,432.80 = 2,061,804.80 : x
  2. Step 2: Convert to fraction form
    2,131,788.80/3,199,432.80 = 2,061,804.80/x
  3. Step 3: Cross multiply
    2,131,788.80x = 3,199,432.80 × 2,061,804.80
  4. Step 4: Simplify right side
    2,131,788.80x = 6,596,605,904,317.44
  5. Step 5: Solve for x
    x = 6,596,605,904,317.44/2,131,788.80
  6. Step 6: Final answer
    x = 3,094,399.36

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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.