Home / 3,022,212.79-4,170,728.44-1,645,631.97

Finding the Fourth Proportional to 3,022,212.79, 4,170,728.44 and 1,645,631.97

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Solution

The fourth proportional to 3,022,212.79, 4,170,728.44 and 1,645,631.97 is: 2,271,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022,212.79 : 4,170,728.44 = 1,645,631.97 : x
  2. Step 2: Convert to fraction form
    3,022,212.79/4,170,728.44 = 1,645,631.97/x
  3. Step 3: Cross multiply
    3,022,212.79x = 4,170,728.44 × 1,645,631.97
  4. Step 4: Simplify right side
    3,022,212.79x = 6,863,484,059,052.23
  5. Step 5: Solve for x
    x = 6,863,484,059,052.23/3,022,212.79
  6. Step 6: Final answer
    x = 2,271,012.84

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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.