Home / 1,072,734.45-1,609,100.09-274,016.21

Finding the Fourth Proportional to 1,072,734.45, 1,609,100.09 and 274,016.21

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Solution

The fourth proportional to 1,072,734.45, 1,609,100.09 and 274,016.21 is: 411,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,734.45 : 1,609,100.09 = 274,016.21 : x
  2. Step 2: Convert to fraction form
    1,072,734.45/1,609,100.09 = 274,016.21/x
  3. Step 3: Cross multiply
    1,072,734.45x = 1,609,100.09 × 274,016.21
  4. Step 4: Simplify right side
    1,072,734.45x = 440,919,498,756.88
  5. Step 5: Solve for x
    x = 440,919,498,756.88/1,072,734.45
  6. Step 6: Final answer
    x = 411,023.90

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Double scale
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1.5x scale

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.