Home / 3,511,773.33-5,267,662.05-987,428.58

Finding the Fourth Proportional to 3,511,773.33, 5,267,662.05 and 987,428.58

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Solution

The fourth proportional to 3,511,773.33, 5,267,662.05 and 987,428.58 is: 1,481,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,773.33 : 5,267,662.05 = 987,428.58 : x
  2. Step 2: Convert to fraction form
    3,511,773.33/5,267,662.05 = 987,428.58/x
  3. Step 3: Cross multiply
    3,511,773.33x = 5,267,662.05 × 987,428.58
  4. Step 4: Simplify right side
    3,511,773.33x = 5,201,440,057,951.39
  5. Step 5: Solve for x
    x = 5,201,440,057,951.39/3,511,773.33
  6. Step 6: Final answer
    x = 1,481,143.45

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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.