Home / 1,327,630.44-1,989,562.14-1,022,871.72

Finding the Fourth Proportional to 1,327,630.44, 1,989,562.14 and 1,022,871.72

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Solution

The fourth proportional to 1,327,630.44, 1,989,562.14 and 1,022,871.72 is: 1,532,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,630.44 : 1,989,562.14 = 1,022,871.72 : x
  2. Step 2: Convert to fraction form
    1,327,630.44/1,989,562.14 = 1,022,871.72/x
  3. Step 3: Cross multiply
    1,327,630.44x = 1,989,562.14 × 1,022,871.72
  4. Step 4: Simplify right side
    1,327,630.44x = 2,035,066,848,188.68
  5. Step 5: Solve for x
    x = 2,035,066,848,188.68/1,327,630.44
  6. Step 6: Final answer
    x = 1,532,856.42

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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.