Home / 3,820,041.22-5,729,438.94-1,123,735.72

Finding the Fourth Proportional to 3,820,041.22, 5,729,438.94 and 1,123,735.72

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Solution

The fourth proportional to 3,820,041.22, 5,729,438.94 and 1,123,735.72 is: 1,685,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,041.22 : 5,729,438.94 = 1,123,735.72 : x
  2. Step 2: Convert to fraction form
    3,820,041.22/5,729,438.94 = 1,123,735.72/x
  3. Step 3: Cross multiply
    3,820,041.22x = 5,729,438.94 × 1,123,735.72
  4. Step 4: Simplify right side
    3,820,041.22x = 6,438,375,192,436.94
  5. Step 5: Solve for x
    x = 6,438,375,192,436.94/3,820,041.22
  6. Step 6: Final answer
    x = 1,685,420.35

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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.