Home / 2,613,940.75-3,919,983.23-766,937.11

Finding the Fourth Proportional to 2,613,940.75, 3,919,983.23 and 766,937.11

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Solution

The fourth proportional to 2,613,940.75, 3,919,983.23 and 766,937.11 is: 1,150,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,940.75 : 3,919,983.23 = 766,937.11 : x
  2. Step 2: Convert to fraction form
    2,613,940.75/3,919,983.23 = 766,937.11/x
  3. Step 3: Cross multiply
    2,613,940.75x = 3,919,983.23 × 766,937.11
  4. Step 4: Simplify right side
    2,613,940.75x = 3,006,380,606,975.01
  5. Step 5: Solve for x
    x = 3,006,380,606,975.01/2,613,940.75
  6. Step 6: Final answer
    x = 1,150,133.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.