Home / 2,091,482.30-3,138,109.19-1,143,745.85

Finding the Fourth Proportional to 2,091,482.30, 3,138,109.19 and 1,143,745.85

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Solution

The fourth proportional to 2,091,482.30, 3,138,109.19 and 1,143,745.85 is: 1,716,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,482.30 : 3,138,109.19 = 1,143,745.85 : x
  2. Step 2: Convert to fraction form
    2,091,482.30/3,138,109.19 = 1,143,745.85/x
  3. Step 3: Cross multiply
    2,091,482.30x = 3,138,109.19 × 1,143,745.85
  4. Step 4: Simplify right side
    2,091,482.30x = 3,589,199,369,324.95
  5. Step 5: Solve for x
    x = 3,589,199,369,324.95/2,091,482.30
  6. Step 6: Final answer
    x = 1,716,103.15

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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.