Home / 1,222,190-1,833,334.68-582,164.72

Finding the Fourth Proportional to 1,222,190, 1,833,334.68 and 582,164.72

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Solution

The fourth proportional to 1,222,190, 1,833,334.68 and 582,164.72 is: 873,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,190 : 1,833,334.68 = 582,164.72 : x
  2. Step 2: Convert to fraction form
    1,222,190/1,833,334.68 = 582,164.72/x
  3. Step 3: Cross multiply
    1,222,190x = 1,833,334.68 × 582,164.72
  4. Step 4: Simplify right side
    1,222,190x = 1,067,302,770,648.49
  5. Step 5: Solve for x
    x = 1,067,302,770,648.49/1,222,190
  6. Step 6: Final answer
    x = 873,270.74

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Double scale
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Similar ratio
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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.