Home / 3,992,660.80-5,988,991.20-1,467,793.60

Finding the Fourth Proportional to 3,992,660.80, 5,988,991.20 and 1,467,793.60

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Solution

The fourth proportional to 3,992,660.80, 5,988,991.20 and 1,467,793.60 is: 2,201,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,660.80 : 5,988,991.20 = 1,467,793.60 : x
  2. Step 2: Convert to fraction form
    3,992,660.80/5,988,991.20 = 1,467,793.60/x
  3. Step 3: Cross multiply
    3,992,660.80x = 5,988,991.20 × 1,467,793.60
  4. Step 4: Simplify right side
    3,992,660.80x = 8,790,602,953,816.32
  5. Step 5: Solve for x
    x = 8,790,602,953,816.32/3,992,660.80
  6. Step 6: Final answer
    x = 2,201,690.40

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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.