Home / 3,022,308.62-4,170,749.56-1,645,651.92

Finding the Fourth Proportional to 3,022,308.62, 4,170,749.56 and 1,645,651.92

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Solution

The fourth proportional to 3,022,308.62, 4,170,749.56 and 1,645,651.92 is: 2,270,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022,308.62 : 4,170,749.56 = 1,645,651.92 : x
  2. Step 2: Convert to fraction form
    3,022,308.62/4,170,749.56 = 1,645,651.92/x
  3. Step 3: Cross multiply
    3,022,308.62x = 4,170,749.56 × 1,645,651.92
  4. Step 4: Simplify right side
    3,022,308.62x = 6,863,602,021,253.16
  5. Step 5: Solve for x
    x = 6,863,602,021,253.16/3,022,308.62
  6. Step 6: Final answer
    x = 2,270,979.86

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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.