Home / 2,738,982.80-4,108,474.20-2,069,760.80

Finding the Fourth Proportional to 2,738,982.80, 4,108,474.20 and 2,069,760.80

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Solution

The fourth proportional to 2,738,982.80, 4,108,474.20 and 2,069,760.80 is: 3,104,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,982.80 : 4,108,474.20 = 2,069,760.80 : x
  2. Step 2: Convert to fraction form
    2,738,982.80/4,108,474.20 = 2,069,760.80/x
  3. Step 3: Cross multiply
    2,738,982.80x = 4,108,474.20 × 2,069,760.80
  4. Step 4: Simplify right side
    2,738,982.80x = 8,503,558,846,971.36
  5. Step 5: Solve for x
    x = 8,503,558,846,971.36/2,738,982.80
  6. Step 6: Final answer
    x = 3,104,641.20

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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.