Home / 1,101,626.58-1,520,163.85-611,624.44

Finding the Fourth Proportional to 1,101,626.58, 1,520,163.85 and 611,624.44

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Solution

The fourth proportional to 1,101,626.58, 1,520,163.85 and 611,624.44 is: 843,996.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,626.58 : 1,520,163.85 = 611,624.44 : x
  2. Step 2: Convert to fraction form
    1,101,626.58/1,520,163.85 = 611,624.44/x
  3. Step 3: Cross multiply
    1,101,626.58x = 1,520,163.85 × 611,624.44
  4. Step 4: Simplify right side
    1,101,626.58x = 929,769,367,537.70
  5. Step 5: Solve for x
    x = 929,769,367,537.70/1,101,626.58
  6. Step 6: Final answer
    x = 843,996.86

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Double scale
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1.5x scale

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.