Home / 1,040,143.70-1,560,215.55-882,679.70

Finding the Fourth Proportional to 1,040,143.70, 1,560,215.55 and 882,679.70

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Solution

The fourth proportional to 1,040,143.70, 1,560,215.55 and 882,679.70 is: 1,324,019.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,143.70 : 1,560,215.55 = 882,679.70 : x
  2. Step 2: Convert to fraction form
    1,040,143.70/1,560,215.55 = 882,679.70/x
  3. Step 3: Cross multiply
    1,040,143.70x = 1,560,215.55 × 882,679.70
  4. Step 4: Simplify right side
    1,040,143.70x = 1,377,170,593,609.34
  5. Step 5: Solve for x
    x = 1,377,170,593,609.34/1,040,143.70
  6. Step 6: Final answer
    x = 1,324,019.55

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Double scale
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Similar ratio
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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.