Home / 3,736,694.48-5,156,654.16-2,105,121.38

Finding the Fourth Proportional to 3,736,694.48, 5,156,654.16 and 2,105,121.38

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Solution

The fourth proportional to 3,736,694.48, 5,156,654.16 and 2,105,121.38 is: 2,905,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736,694.48 : 5,156,654.16 = 2,105,121.38 : x
  2. Step 2: Convert to fraction form
    3,736,694.48/5,156,654.16 = 2,105,121.38/x
  3. Step 3: Cross multiply
    3,736,694.48x = 5,156,654.16 × 2,105,121.38
  4. Step 4: Simplify right side
    3,736,694.48x = 10,855,382,921,481.94
  5. Step 5: Solve for x
    x = 10,855,382,921,481.94/3,736,694.48
  6. Step 6: Final answer
    x = 2,905,076.39

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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.