Home / 1,993,217.58-2,751,490.49-1,340,222.10

Finding the Fourth Proportional to 1,993,217.58, 2,751,490.49 and 1,340,222.10

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Solution

The fourth proportional to 1,993,217.58, 2,751,490.49 and 1,340,222.10 is: 1,850,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,217.58 : 2,751,490.49 = 1,340,222.10 : x
  2. Step 2: Convert to fraction form
    1,993,217.58/2,751,490.49 = 1,340,222.10/x
  3. Step 3: Cross multiply
    1,993,217.58x = 2,751,490.49 × 1,340,222.10
  4. Step 4: Simplify right side
    1,993,217.58x = 3,687,608,355,936.72
  5. Step 5: Solve for x
    x = 3,687,608,355,936.72/1,993,217.58
  6. Step 6: Final answer
    x = 1,850,078.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.