Home / 1,131,173.64-1,560,499.32-1,002,242.64

Finding the Fourth Proportional to 1,131,173.64, 1,560,499.32 and 1,002,242.64

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Solution

The fourth proportional to 1,131,173.64, 1,560,499.32 and 1,002,242.64 is: 1,382,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,173.64 : 1,560,499.32 = 1,002,242.64 : x
  2. Step 2: Convert to fraction form
    1,131,173.64/1,560,499.32 = 1,002,242.64/x
  3. Step 3: Cross multiply
    1,131,173.64x = 1,560,499.32 × 1,002,242.64
  4. Step 4: Simplify right side
    1,131,173.64x = 1,563,998,958,195.01
  5. Step 5: Solve for x
    x = 1,563,998,958,195.01/1,131,173.64
  6. Step 6: Final answer
    x = 1,382,633.84

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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.