Home / 919,898.06-1,269,301.38-845,486.96

Finding the Fourth Proportional to 919,898.06, 1,269,301.38 and 845,486.96

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Solution

The fourth proportional to 919,898.06, 1,269,301.38 and 845,486.96 is: 1,166,626.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,898.06 : 1,269,301.38 = 845,486.96 : x
  2. Step 2: Convert to fraction form
    919,898.06/1,269,301.38 = 845,486.96/x
  3. Step 3: Cross multiply
    919,898.06x = 1,269,301.38 × 845,486.96
  4. Step 4: Simplify right side
    919,898.06x = 1,073,177,765,100.00
  5. Step 5: Solve for x
    x = 1,073,177,765,100.00/919,898.06
  6. Step 6: Final answer
    x = 1,166,626.84

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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.