Home / 1,327,247.20-1,831,548.38-783,558.12

Finding the Fourth Proportional to 1,327,247.20, 1,831,548.38 and 783,558.12

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Solution

The fourth proportional to 1,327,247.20, 1,831,548.38 and 783,558.12 is: 1,081,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,247.20 : 1,831,548.38 = 783,558.12 : x
  2. Step 2: Convert to fraction form
    1,327,247.20/1,831,548.38 = 783,558.12/x
  3. Step 3: Cross multiply
    1,327,247.20x = 1,831,548.38 × 783,558.12
  4. Step 4: Simplify right side
    1,327,247.20x = 1,435,124,605,321.85
  5. Step 5: Solve for x
    x = 1,435,124,605,321.85/1,327,247.20
  6. Step 6: Final answer
    x = 1,081,279.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.