Home / 1,649,022.38-2,275,891.13-923,919.11

Finding the Fourth Proportional to 1,649,022.38, 2,275,891.13 and 923,919.11

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Solution

The fourth proportional to 1,649,022.38, 2,275,891.13 and 923,919.11 is: 1,275,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,022.38 : 2,275,891.13 = 923,919.11 : x
  2. Step 2: Convert to fraction form
    1,649,022.38/2,275,891.13 = 923,919.11/x
  3. Step 3: Cross multiply
    1,649,022.38x = 2,275,891.13 × 923,919.11
  4. Step 4: Simplify right side
    1,649,022.38x = 2,102,739,307,286.49
  5. Step 5: Solve for x
    x = 2,102,739,307,286.49/1,649,022.38
  6. Step 6: Final answer
    x = 1,275,142.98

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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.