Home / 1,040,092.20-1,560,138.30-507,954.60

Finding the Fourth Proportional to 1,040,092.20, 1,560,138.30 and 507,954.60

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Solution

The fourth proportional to 1,040,092.20, 1,560,138.30 and 507,954.60 is: 761,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,092.20 : 1,560,138.30 = 507,954.60 : x
  2. Step 2: Convert to fraction form
    1,040,092.20/1,560,138.30 = 507,954.60/x
  3. Step 3: Cross multiply
    1,040,092.20x = 1,560,138.30 × 507,954.60
  4. Step 4: Simplify right side
    1,040,092.20x = 792,479,426,121.18
  5. Step 5: Solve for x
    x = 792,479,426,121.18/1,040,092.20
  6. Step 6: Final answer
    x = 761,931.90

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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.