Home / 1,126,295.72-1,689,425.68-273,374.43

Finding the Fourth Proportional to 1,126,295.72, 1,689,425.68 and 273,374.43

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Solution

The fourth proportional to 1,126,295.72, 1,689,425.68 and 273,374.43 is: 410,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,295.72 : 1,689,425.68 = 273,374.43 : x
  2. Step 2: Convert to fraction form
    1,126,295.72/1,689,425.68 = 273,374.43/x
  3. Step 3: Cross multiply
    1,126,295.72x = 1,689,425.68 × 273,374.43
  4. Step 4: Simplify right side
    1,126,295.72x = 461,845,782,297.36
  5. Step 5: Solve for x
    x = 461,845,782,297.36/1,126,295.72
  6. Step 6: Final answer
    x = 410,057.30

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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.