Home / 3,857,073.81-5,322,558.43-2,202,895.72

Finding the Fourth Proportional to 3,857,073.81, 5,322,558.43 and 2,202,895.72

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Solution

The fourth proportional to 3,857,073.81, 5,322,558.43 and 2,202,895.72 is: 3,039,879.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,073.81 : 5,322,558.43 = 2,202,895.72 : x
  2. Step 2: Convert to fraction form
    3,857,073.81/5,322,558.43 = 2,202,895.72/x
  3. Step 3: Cross multiply
    3,857,073.81x = 5,322,558.43 × 2,202,895.72
  4. Step 4: Simplify right side
    3,857,073.81x = 11,725,041,166,083.28
  5. Step 5: Solve for x
    x = 11,725,041,166,083.28/3,857,073.81
  6. Step 6: Final answer
    x = 3,039,879.90

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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.