Home / 3,119,198.52-4,678,797.78-1,322,041.80

Finding the Fourth Proportional to 3,119,198.52, 4,678,797.78 and 1,322,041.80

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Solution

The fourth proportional to 3,119,198.52, 4,678,797.78 and 1,322,041.80 is: 1,983,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,198.52 : 4,678,797.78 = 1,322,041.80 : x
  2. Step 2: Convert to fraction form
    3,119,198.52/4,678,797.78 = 1,322,041.80/x
  3. Step 3: Cross multiply
    3,119,198.52x = 4,678,797.78 × 1,322,041.80
  4. Step 4: Simplify right side
    3,119,198.52x = 6,185,566,238,907.20
  5. Step 5: Solve for x
    x = 6,185,566,238,907.20/3,119,198.52
  6. Step 6: Final answer
    x = 1,983,062.70

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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.