Home / 3,511,773.84-5,267,662.80-987,429.09

Finding the Fourth Proportional to 3,511,773.84, 5,267,662.80 and 987,429.09

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Solution

The fourth proportional to 3,511,773.84, 5,267,662.80 and 987,429.09 is: 1,481,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,773.84 : 5,267,662.80 = 987,429.09 : x
  2. Step 2: Convert to fraction form
    3,511,773.84/5,267,662.80 = 987,429.09/x
  3. Step 3: Cross multiply
    3,511,773.84x = 5,267,662.80 × 987,429.09
  4. Step 4: Simplify right side
    3,511,773.84x = 5,201,443,480,093.71
  5. Step 5: Solve for x
    x = 5,201,443,480,093.71/3,511,773.84
  6. Step 6: Final answer
    x = 1,481,144.21

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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.