Home / 3,916,250.37-5,874,427.40-1,520,231.49

Finding the Fourth Proportional to 3,916,250.37, 5,874,427.40 and 1,520,231.49

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Solution

The fourth proportional to 3,916,250.37, 5,874,427.40 and 1,520,231.49 is: 2,280,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916,250.37 : 5,874,427.40 = 1,520,231.49 : x
  2. Step 2: Convert to fraction form
    3,916,250.37/5,874,427.40 = 1,520,231.49/x
  3. Step 3: Cross multiply
    3,916,250.37x = 5,874,427.40 × 1,520,231.49
  4. Step 4: Simplify right side
    3,916,250.37x = 8,930,489,511,597.67
  5. Step 5: Solve for x
    x = 8,930,489,511,597.67/3,916,250.37
  6. Step 6: Final answer
    x = 2,280,367.36

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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.