Home / 1,126,331.54-1,689,497.99-273,404.43

Finding the Fourth Proportional to 1,126,331.54, 1,689,497.99 and 273,404.43

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Solution

The fourth proportional to 1,126,331.54, 1,689,497.99 and 273,404.43 is: 410,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,331.54 : 1,689,497.99 = 273,404.43 : x
  2. Step 2: Convert to fraction form
    1,126,331.54/1,689,497.99 = 273,404.43/x
  3. Step 3: Cross multiply
    1,126,331.54x = 1,689,497.99 × 273,404.43
  4. Step 4: Simplify right side
    1,126,331.54x = 461,916,234,942.10
  5. Step 5: Solve for x
    x = 461,916,234,942.10/1,126,331.54
  6. Step 6: Final answer
    x = 410,106.81

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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.