Home / 2,780,606.82-4,170,983.13-887,346.48

Finding the Fourth Proportional to 2,780,606.82, 4,170,983.13 and 887,346.48

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Solution

The fourth proportional to 2,780,606.82, 4,170,983.13 and 887,346.48 is: 1,331,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,606.82 : 4,170,983.13 = 887,346.48 : x
  2. Step 2: Convert to fraction form
    2,780,606.82/4,170,983.13 = 887,346.48/x
  3. Step 3: Cross multiply
    2,780,606.82x = 4,170,983.13 × 887,346.48
  4. Step 4: Simplify right side
    2,780,606.82x = 3,701,107,198,544.88
  5. Step 5: Solve for x
    x = 3,701,107,198,544.88/2,780,606.82
  6. Step 6: Final answer
    x = 1,331,042.98

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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.