Home / 2,002,086.20-3,003,129.30-1,868,241.80

Finding the Fourth Proportional to 2,002,086.20, 3,003,129.30 and 1,868,241.80

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Solution

The fourth proportional to 2,002,086.20, 3,003,129.30 and 1,868,241.80 is: 2,802,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,086.20 : 3,003,129.30 = 1,868,241.80 : x
  2. Step 2: Convert to fraction form
    2,002,086.20/3,003,129.30 = 1,868,241.80/x
  3. Step 3: Cross multiply
    2,002,086.20x = 3,003,129.30 × 1,868,241.80
  4. Step 4: Simplify right side
    2,002,086.20x = 5,610,571,689,064.74
  5. Step 5: Solve for x
    x = 5,610,571,689,064.74/2,002,086.20
  6. Step 6: Final answer
    x = 2,802,362.70

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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.