Home / 3,858,853.76-5,325,230.46-2,140,133.12

Finding the Fourth Proportional to 3,858,853.76, 5,325,230.46 and 2,140,133.12

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Solution

The fourth proportional to 3,858,853.76, 5,325,230.46 and 2,140,133.12 is: 2,953,390.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,853.76 : 5,325,230.46 = 2,140,133.12 : x
  2. Step 2: Convert to fraction form
    3,858,853.76/5,325,230.46 = 2,140,133.12/x
  3. Step 3: Cross multiply
    3,858,853.76x = 5,325,230.46 × 2,140,133.12
  4. Step 4: Simplify right side
    3,858,853.76x = 11,396,702,079,078.84
  5. Step 5: Solve for x
    x = 11,396,702,079,078.84/3,858,853.76
  6. Step 6: Final answer
    x = 2,953,390.51

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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.