Home / 3,826,180.80-5,280,163.20-2,107,360.80

Finding the Fourth Proportional to 3,826,180.80, 5,280,163.20 and 2,107,360.80

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Solution

The fourth proportional to 3,826,180.80, 5,280,163.20 and 2,107,360.80 is: 2,908,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,180.80 : 5,280,163.20 = 2,107,360.80 : x
  2. Step 2: Convert to fraction form
    3,826,180.80/5,280,163.20 = 2,107,360.80/x
  3. Step 3: Cross multiply
    3,826,180.80x = 5,280,163.20 × 2,107,360.80
  4. Step 4: Simplify right side
    3,826,180.80x = 11,127,208,945,282.56
  5. Step 5: Solve for x
    x = 11,127,208,945,282.56/3,826,180.80
  6. Step 6: Final answer
    x = 2,908,176.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.