Home / 3,647,998.80-5,471,998.20-3,452,043.60

Finding the Fourth Proportional to 3,647,998.80, 5,471,998.20 and 3,452,043.60

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Solution

The fourth proportional to 3,647,998.80, 5,471,998.20 and 3,452,043.60 is: 5,178,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,998.80 : 5,471,998.20 = 3,452,043.60 : x
  2. Step 2: Convert to fraction form
    3,647,998.80/5,471,998.20 = 3,452,043.60/x
  3. Step 3: Cross multiply
    3,647,998.80x = 5,471,998.20 × 3,452,043.60
  4. Step 4: Simplify right side
    3,647,998.80x = 18,889,576,365,521.52
  5. Step 5: Solve for x
    x = 18,889,576,365,521.52/3,647,998.80
  6. Step 6: Final answer
    x = 5,178,065.40

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Similar ratio
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1.5x scale

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.