Home / 3,839,638.95-5,758,408.65-1,443,299.31

Finding the Fourth Proportional to 3,839,638.95, 5,758,408.65 and 1,443,299.31

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Solution

The fourth proportional to 3,839,638.95, 5,758,408.65 and 1,443,299.31 is: 2,164,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,638.95 : 5,758,408.65 = 1,443,299.31 : x
  2. Step 2: Convert to fraction form
    3,839,638.95/5,758,408.65 = 1,443,299.31/x
  3. Step 3: Cross multiply
    3,839,638.95x = 5,758,408.65 × 1,443,299.31
  4. Step 4: Simplify right side
    3,839,638.95x = 8,311,107,231,243.03
  5. Step 5: Solve for x
    x = 8,311,107,231,243.03/3,839,638.95
  6. Step 6: Final answer
    x = 2,164,554.36

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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.