Home / 2,003,999.40-3,008,331.90-1,206,181.80

Finding the Fourth Proportional to 2,003,999.40, 3,008,331.90 and 1,206,181.80

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Solution

The fourth proportional to 2,003,999.40, 3,008,331.90 and 1,206,181.80 is: 1,810,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,999.40 : 3,008,331.90 = 1,206,181.80 : x
  2. Step 2: Convert to fraction form
    2,003,999.40/3,008,331.90 = 1,206,181.80/x
  3. Step 3: Cross multiply
    2,003,999.40x = 3,008,331.90 × 1,206,181.80
  4. Step 4: Simplify right side
    2,003,999.40x = 3,628,595,186,139.42
  5. Step 5: Solve for x
    x = 3,628,595,186,139.42/2,003,999.40
  6. Step 6: Final answer
    x = 1,810,676.78

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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.