Home / 1,393,453.43-2,090,183.40-382,589.22

Finding the Fourth Proportional to 1,393,453.43, 2,090,183.40 and 382,589.22

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Solution

The fourth proportional to 1,393,453.43, 2,090,183.40 and 382,589.22 is: 573,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,453.43 : 2,090,183.40 = 382,589.22 : x
  2. Step 2: Convert to fraction form
    1,393,453.43/2,090,183.40 = 382,589.22/x
  3. Step 3: Cross multiply
    1,393,453.43x = 2,090,183.40 × 382,589.22
  4. Step 4: Simplify right side
    1,393,453.43x = 799,681,644,501.14
  5. Step 5: Solve for x
    x = 799,681,644,501.14/1,393,453.43
  6. Step 6: Final answer
    x = 573,884.73

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Double scale
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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.