Home / 2,168,778.83-2,993,244.44-1,384,183.40

Finding the Fourth Proportional to 2,168,778.83, 2,993,244.44 and 1,384,183.40

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Solution

The fourth proportional to 2,168,778.83, 2,993,244.44 and 1,384,183.40 is: 1,910,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,778.83 : 2,993,244.44 = 1,384,183.40 : x
  2. Step 2: Convert to fraction form
    2,168,778.83/2,993,244.44 = 1,384,183.40/x
  3. Step 3: Cross multiply
    2,168,778.83x = 2,993,244.44 × 1,384,183.40
  4. Step 4: Simplify right side
    2,168,778.83x = 4,143,199,244,103.16
  5. Step 5: Solve for x
    x = 4,143,199,244,103.16/2,168,778.83
  6. Step 6: Final answer
    x = 1,910,383.48

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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.