Home / 3,173,391.44-4,378,198.72-2,028,132.44

Finding the Fourth Proportional to 3,173,391.44, 4,378,198.72 and 2,028,132.44

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Solution

The fourth proportional to 3,173,391.44, 4,378,198.72 and 2,028,132.44 is: 2,798,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,391.44 : 4,378,198.72 = 2,028,132.44 : x
  2. Step 2: Convert to fraction form
    3,173,391.44/4,378,198.72 = 2,028,132.44/x
  3. Step 3: Cross multiply
    3,173,391.44x = 4,378,198.72 × 2,028,132.44
  4. Step 4: Simplify right side
    3,173,391.44x = 8,879,566,852,798.48
  5. Step 5: Solve for x
    x = 8,879,566,852,798.48/3,173,391.44
  6. Step 6: Final answer
    x = 2,798,131.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.