Home / 3,965,736.94-5,472,749.78-2,154,900.94

Finding the Fourth Proportional to 3,965,736.94, 5,472,749.78 and 2,154,900.94

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Solution

The fourth proportional to 3,965,736.94, 5,472,749.78 and 2,154,900.94 is: 2,973,781.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,736.94 : 5,472,749.78 = 2,154,900.94 : x
  2. Step 2: Convert to fraction form
    3,965,736.94/5,472,749.78 = 2,154,900.94/x
  3. Step 3: Cross multiply
    3,965,736.94x = 5,472,749.78 × 2,154,900.94
  4. Step 4: Simplify right side
    3,965,736.94x = 11,793,233,637,012.17
  5. Step 5: Solve for x
    x = 11,793,233,637,012.17/3,965,736.94
  6. Step 6: Final answer
    x = 2,973,781.12

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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.