Home / 1,237,568.93-1,856,882.83-518,078.73

Finding the Fourth Proportional to 1,237,568.93, 1,856,882.83 and 518,078.73

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Solution

The fourth proportional to 1,237,568.93, 1,856,882.83 and 518,078.73 is: 777,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,568.93 : 1,856,882.83 = 518,078.73 : x
  2. Step 2: Convert to fraction form
    1,237,568.93/1,856,882.83 = 518,078.73/x
  3. Step 3: Cross multiply
    1,237,568.93x = 1,856,882.83 × 518,078.73
  4. Step 4: Simplify right side
    1,237,568.93x = 962,011,504,964.72
  5. Step 5: Solve for x
    x = 962,011,504,964.72/1,237,568.93
  6. Step 6: Final answer
    x = 777,339.74

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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.