Home / 1,040,302.30-1,560,453.45-667,054.30

Finding the Fourth Proportional to 1,040,302.30, 1,560,453.45 and 667,054.30

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Solution

The fourth proportional to 1,040,302.30, 1,560,453.45 and 667,054.30 is: 1,000,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,302.30 : 1,560,453.45 = 667,054.30 : x
  2. Step 2: Convert to fraction form
    1,040,302.30/1,560,453.45 = 667,054.30/x
  3. Step 3: Cross multiply
    1,040,302.30x = 1,560,453.45 × 667,054.30
  4. Step 4: Simplify right side
    1,040,302.30x = 1,040,907,183,772.34
  5. Step 5: Solve for x
    x = 1,040,907,183,772.34/1,040,302.30
  6. Step 6: Final answer
    x = 1,000,581.45

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Double scale
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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.