Home / 2,309,416.78-3,463,239.57-792,817.06

Finding the Fourth Proportional to 2,309,416.78, 3,463,239.57 and 792,817.06

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Solution

The fourth proportional to 2,309,416.78, 3,463,239.57 and 792,817.06 is: 1,188,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,416.78 : 3,463,239.57 = 792,817.06 : x
  2. Step 2: Convert to fraction form
    2,309,416.78/3,463,239.57 = 792,817.06/x
  3. Step 3: Cross multiply
    2,309,416.78x = 3,463,239.57 × 792,817.06
  4. Step 4: Simplify right side
    2,309,416.78x = 2,745,715,413,963.06
  5. Step 5: Solve for x
    x = 2,745,715,413,963.06/2,309,416.78
  6. Step 6: Final answer
    x = 1,188,921.57

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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.