Home / 1,190,523.84-1,786,961.88-622,467.60

Finding the Fourth Proportional to 1,190,523.84, 1,786,961.88 and 622,467.60

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Solution

The fourth proportional to 1,190,523.84, 1,786,961.88 and 622,467.60 is: 934,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,523.84 : 1,786,961.88 = 622,467.60 : x
  2. Step 2: Convert to fraction form
    1,190,523.84/1,786,961.88 = 622,467.60/x
  3. Step 3: Cross multiply
    1,190,523.84x = 1,786,961.88 × 622,467.60
  4. Step 4: Simplify right side
    1,190,523.84x = 1,112,325,872,735.09
  5. Step 5: Solve for x
    x = 1,112,325,872,735.09/1,190,523.84
  6. Step 6: Final answer
    x = 934,316.34

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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.