Home / 2,019,840.40-3,029,760.60-2,002,125.70

Finding the Fourth Proportional to 2,019,840.40, 3,029,760.60 and 2,002,125.70

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Solution

The fourth proportional to 2,019,840.40, 3,029,760.60 and 2,002,125.70 is: 3,003,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,840.40 : 3,029,760.60 = 2,002,125.70 : x
  2. Step 2: Convert to fraction form
    2,019,840.40/3,029,760.60 = 2,002,125.70/x
  3. Step 3: Cross multiply
    2,019,840.40x = 3,029,760.60 × 2,002,125.70
  4. Step 4: Simplify right side
    2,019,840.40x = 6,065,961,562,107.42
  5. Step 5: Solve for x
    x = 6,065,961,562,107.42/2,019,840.40
  6. Step 6: Final answer
    x = 3,003,188.55

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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.