Home / 1,181,190.21-1,772,043.72-382,552.48

Finding the Fourth Proportional to 1,181,190.21, 1,772,043.72 and 382,552.48

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Solution

The fourth proportional to 1,181,190.21, 1,772,043.72 and 382,552.48 is: 573,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,190.21 : 1,772,043.72 = 382,552.48 : x
  2. Step 2: Convert to fraction form
    1,181,190.21/1,772,043.72 = 382,552.48/x
  3. Step 3: Cross multiply
    1,181,190.21x = 1,772,043.72 × 382,552.48
  4. Step 4: Simplify right side
    1,181,190.21x = 677,899,719,754.43
  5. Step 5: Solve for x
    x = 677,899,719,754.43/1,181,190.21
  6. Step 6: Final answer
    x = 573,912.41

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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.