Home / 4,520,961.20-6,786,690.60-2,603,399.60

Finding the Fourth Proportional to 4,520,961.20, 6,786,690.60 and 2,603,399.60

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Solution

The fourth proportional to 4,520,961.20, 6,786,690.60 and 2,603,399.60 is: 3,908,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520,961.20 : 6,786,690.60 = 2,603,399.60 : x
  2. Step 2: Convert to fraction form
    4,520,961.20/6,786,690.60 = 2,603,399.60/x
  3. Step 3: Cross multiply
    4,520,961.20x = 6,786,690.60 × 2,603,399.60
  4. Step 4: Simplify right side
    4,520,961.20x = 17,668,467,593,363.76
  5. Step 5: Solve for x
    x = 17,668,467,593,363.76/4,520,961.20
  6. Step 6: Final answer
    x = 3,908,121.93

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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.