Home / 3,269,130.70-4,511,286.82-1,798,901.72

Finding the Fourth Proportional to 3,269,130.70, 4,511,286.82 and 1,798,901.72

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Solution

The fourth proportional to 3,269,130.70, 4,511,286.82 and 1,798,901.72 is: 2,482,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269,130.70 : 4,511,286.82 = 1,798,901.72 : x
  2. Step 2: Convert to fraction form
    3,269,130.70/4,511,286.82 = 1,798,901.72/x
  3. Step 3: Cross multiply
    3,269,130.70x = 4,511,286.82 × 1,798,901.72
  4. Step 4: Simplify right side
    3,269,130.70x = 8,115,361,619,911.33
  5. Step 5: Solve for x
    x = 8,115,361,619,911.33/3,269,130.70
  6. Step 6: Final answer
    x = 2,482,421.89

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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.