Home / 886,463.60-1,327,727.10-728,999.60

Finding the Fourth Proportional to 886,463.60, 1,327,727.10 and 728,999.60

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Solution

The fourth proportional to 886,463.60, 1,327,727.10 and 728,999.60 is: 1,091,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,463.60 : 1,327,727.10 = 728,999.60 : x
  2. Step 2: Convert to fraction form
    886,463.60/1,327,727.10 = 728,999.60/x
  3. Step 3: Cross multiply
    886,463.60x = 1,327,727.10 × 728,999.60
  4. Step 4: Simplify right side
    886,463.60x = 967,912,524,809.16
  5. Step 5: Solve for x
    x = 967,912,524,809.16/886,463.60
  6. Step 6: Final answer
    x = 1,091,880.73

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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.