Home / 731,619.14-1,102,912.34-682,849.04

Finding the Fourth Proportional to 731,619.14, 1,102,912.34 and 682,849.04

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Solution

The fourth proportional to 731,619.14, 1,102,912.34 and 682,849.04 is: 1,029,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,619.14 : 1,102,912.34 = 682,849.04 : x
  2. Step 2: Convert to fraction form
    731,619.14/1,102,912.34 = 682,849.04/x
  3. Step 3: Cross multiply
    731,619.14x = 1,102,912.34 × 682,849.04
  4. Step 4: Simplify right side
    731,619.14x = 753,122,623,644.35
  5. Step 5: Solve for x
    x = 753,122,623,644.35/731,619.14
  6. Step 6: Final answer
    x = 1,029,391.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.