Home / 1,339,141.23-1,848,135.42-758,505.58

Finding the Fourth Proportional to 1,339,141.23, 1,848,135.42 and 758,505.58

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Solution

The fourth proportional to 1,339,141.23, 1,848,135.42 and 758,505.58 is: 1,046,805.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,141.23 : 1,848,135.42 = 758,505.58 : x
  2. Step 2: Convert to fraction form
    1,339,141.23/1,848,135.42 = 758,505.58/x
  3. Step 3: Cross multiply
    1,339,141.23x = 1,848,135.42 × 758,505.58
  4. Step 4: Simplify right side
    1,339,141.23x = 1,401,821,028,665.64
  5. Step 5: Solve for x
    x = 1,401,821,028,665.64/1,339,141.23
  6. Step 6: Final answer
    x = 1,046,805.97

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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.