Home / 889,940.82-1,333,356.03-741,138.42

Finding the Fourth Proportional to 889,940.82, 1,333,356.03 and 741,138.42

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Solution

The fourth proportional to 889,940.82, 1,333,356.03 and 741,138.42 is: 1,110,412.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,940.82 : 1,333,356.03 = 741,138.42 : x
  2. Step 2: Convert to fraction form
    889,940.82/1,333,356.03 = 741,138.42/x
  3. Step 3: Cross multiply
    889,940.82x = 1,333,356.03 × 741,138.42
  4. Step 4: Simplify right side
    889,940.82x = 988,201,381,371.67
  5. Step 5: Solve for x
    x = 988,201,381,371.67/889,940.82
  6. Step 6: Final answer
    x = 1,110,412.47

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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.