Home / 1,157,474.75-1,597,297.89-641,227.56

Finding the Fourth Proportional to 1,157,474.75, 1,597,297.89 and 641,227.56

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Solution

The fourth proportional to 1,157,474.75, 1,597,297.89 and 641,227.56 is: 884,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,474.75 : 1,597,297.89 = 641,227.56 : x
  2. Step 2: Convert to fraction form
    1,157,474.75/1,597,297.89 = 641,227.56/x
  3. Step 3: Cross multiply
    1,157,474.75x = 1,597,297.89 × 641,227.56
  4. Step 4: Simplify right side
    1,157,474.75x = 1,024,231,425,012.58
  5. Step 5: Solve for x
    x = 1,024,231,425,012.58/1,157,474.75
  6. Step 6: Final answer
    x = 884,884.47

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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.