Home / 5,519,830.80-8,279,746.20-2,823,259.80

Finding the Fourth Proportional to 5,519,830.80, 8,279,746.20 and 2,823,259.80

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Solution

The fourth proportional to 5,519,830.80, 8,279,746.20 and 2,823,259.80 is: 4,234,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,830.80 : 8,279,746.20 = 2,823,259.80 : x
  2. Step 2: Convert to fraction form
    5,519,830.80/8,279,746.20 = 2,823,259.80/x
  3. Step 3: Cross multiply
    5,519,830.80x = 8,279,746.20 × 2,823,259.80
  4. Step 4: Simplify right side
    5,519,830.80x = 23,375,874,600,662.76
  5. Step 5: Solve for x
    x = 23,375,874,600,662.76/5,519,830.80
  6. Step 6: Final answer
    x = 4,234,889.70

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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.