Home / 5,261,772-7,261,251.84-2,847,324

Finding the Fourth Proportional to 5,261,772, 7,261,251.84 and 2,847,324

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Solution

The fourth proportional to 5,261,772, 7,261,251.84 and 2,847,324 is: 3,929,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,772 : 7,261,251.84 = 2,847,324 : x
  2. Step 2: Convert to fraction form
    5,261,772/7,261,251.84 = 2,847,324/x
  3. Step 3: Cross multiply
    5,261,772x = 7,261,251.84 × 2,847,324
  4. Step 4: Simplify right side
    5,261,772x = 20,675,136,634,076.16
  5. Step 5: Solve for x
    x = 20,675,136,634,076.16/5,261,772
  6. Step 6: Final answer
    x = 3,929,310.63

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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.