Home / 1,136,451.21-1,568,892.32-830,183.73

Finding the Fourth Proportional to 1,136,451.21, 1,568,892.32 and 830,183.73

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Solution

The fourth proportional to 1,136,451.21, 1,568,892.32 and 830,183.73 is: 1,146,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,451.21 : 1,568,892.32 = 830,183.73 : x
  2. Step 2: Convert to fraction form
    1,136,451.21/1,568,892.32 = 830,183.73/x
  3. Step 3: Cross multiply
    1,136,451.21x = 1,568,892.32 × 830,183.73
  4. Step 4: Simplify right side
    1,136,451.21x = 1,302,468,874,035.03
  5. Step 5: Solve for x
    x = 1,302,468,874,035.03/1,136,451.21
  6. Step 6: Final answer
    x = 1,146,084.29

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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.