Home / 5,329,321.24-7,993,907.59-1,285,775.12

Finding the Fourth Proportional to 5,329,321.24, 7,993,907.59 and 1,285,775.12

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Solution

The fourth proportional to 5,329,321.24, 7,993,907.59 and 1,285,775.12 is: 1,928,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,321.24 : 7,993,907.59 = 1,285,775.12 : x
  2. Step 2: Convert to fraction form
    5,329,321.24/7,993,907.59 = 1,285,775.12/x
  3. Step 3: Cross multiply
    5,329,321.24x = 7,993,907.59 × 1,285,775.12
  4. Step 4: Simplify right side
    5,329,321.24x = 10,278,367,468,632.83
  5. Step 5: Solve for x
    x = 10,278,367,468,632.83/5,329,321.24
  6. Step 6: Final answer
    x = 1,928,644.76

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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.