Home / 3,685,778.64-5,086,788.12-2,054,334.96

Finding the Fourth Proportional to 3,685,778.64, 5,086,788.12 and 2,054,334.96

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Solution

The fourth proportional to 3,685,778.64, 5,086,788.12 and 2,054,334.96 is: 2,835,212.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,778.64 : 5,086,788.12 = 2,054,334.96 : x
  2. Step 2: Convert to fraction form
    3,685,778.64/5,086,788.12 = 2,054,334.96/x
  3. Step 3: Cross multiply
    3,685,778.64x = 5,086,788.12 × 2,054,334.96
  4. Step 4: Simplify right side
    3,685,778.64x = 10,449,966,669,028.68
  5. Step 5: Solve for x
    x = 10,449,966,669,028.68/3,685,778.64
  6. Step 6: Final answer
    x = 2,835,212.77

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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.