Home / 4,939,844.40-7,409,766.60-2,100,049.20

Finding the Fourth Proportional to 4,939,844.40, 7,409,766.60 and 2,100,049.20

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Solution

The fourth proportional to 4,939,844.40, 7,409,766.60 and 2,100,049.20 is: 3,150,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939,844.40 : 7,409,766.60 = 2,100,049.20 : x
  2. Step 2: Convert to fraction form
    4,939,844.40/7,409,766.60 = 2,100,049.20/x
  3. Step 3: Cross multiply
    4,939,844.40x = 7,409,766.60 × 2,100,049.20
  4. Step 4: Simplify right side
    4,939,844.40x = 15,560,874,420,516.72
  5. Step 5: Solve for x
    x = 15,560,874,420,516.72/4,939,844.40
  6. Step 6: Final answer
    x = 3,150,073.80

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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.