Home / 3,946,717.28-5,446,469.88-2,135,881.28

Finding the Fourth Proportional to 3,946,717.28, 5,446,469.88 and 2,135,881.28

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Solution

The fourth proportional to 3,946,717.28, 5,446,469.88 and 2,135,881.28 is: 2,947,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,717.28 : 5,446,469.88 = 2,135,881.28 : x
  2. Step 2: Convert to fraction form
    3,946,717.28/5,446,469.88 = 2,135,881.28/x
  3. Step 3: Cross multiply
    3,946,717.28x = 5,446,469.88 × 2,135,881.28
  4. Step 4: Simplify right side
    3,946,717.28x = 11,633,013,020,864.09
  5. Step 5: Solve for x
    x = 11,633,013,020,864.09/3,946,717.28
  6. Step 6: Final answer
    x = 2,947,516.18

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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.