Home / 3,384,671.88-5,076,942.30-825,903.48

Finding the Fourth Proportional to 3,384,671.88, 5,076,942.30 and 825,903.48

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Solution

The fourth proportional to 3,384,671.88, 5,076,942.30 and 825,903.48 is: 1,238,839.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,671.88 : 5,076,942.30 = 825,903.48 : x
  2. Step 2: Convert to fraction form
    3,384,671.88/5,076,942.30 = 825,903.48/x
  3. Step 3: Cross multiply
    3,384,671.88x = 5,076,942.30 × 825,903.48
  4. Step 4: Simplify right side
    3,384,671.88x = 4,193,064,313,329.20
  5. Step 5: Solve for x
    x = 4,193,064,313,329.20/3,384,671.88
  6. Step 6: Final answer
    x = 1,238,839.23

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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.