Home / 3,018,620.52-4,527,930.78-774,758.52

Finding the Fourth Proportional to 3,018,620.52, 4,527,930.78 and 774,758.52

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Solution

The fourth proportional to 3,018,620.52, 4,527,930.78 and 774,758.52 is: 1,162,137.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,620.52 : 4,527,930.78 = 774,758.52 : x
  2. Step 2: Convert to fraction form
    3,018,620.52/4,527,930.78 = 774,758.52/x
  3. Step 3: Cross multiply
    3,018,620.52x = 4,527,930.78 × 774,758.52
  4. Step 4: Simplify right side
    3,018,620.52x = 3,508,052,949,775.25
  5. Step 5: Solve for x
    x = 3,508,052,949,775.25/3,018,620.52
  6. Step 6: Final answer
    x = 1,162,137.78

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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.