Home / 2,180,783.70-3,271,175.55-1,235,999.70

Finding the Fourth Proportional to 2,180,783.70, 3,271,175.55 and 1,235,999.70

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Solution

The fourth proportional to 2,180,783.70, 3,271,175.55 and 1,235,999.70 is: 1,853,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,783.70 : 3,271,175.55 = 1,235,999.70 : x
  2. Step 2: Convert to fraction form
    2,180,783.70/3,271,175.55 = 1,235,999.70/x
  3. Step 3: Cross multiply
    2,180,783.70x = 3,271,175.55 × 1,235,999.70
  4. Step 4: Simplify right side
    2,180,783.70x = 4,043,171,998,447.33
  5. Step 5: Solve for x
    x = 4,043,171,998,447.33/2,180,783.70
  6. Step 6: Final answer
    x = 1,853,999.55

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Similar ratio
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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.