Home / 1,236,196.22-1,705,755.92-720,035.06

Finding the Fourth Proportional to 1,236,196.22, 1,705,755.92 and 720,035.06

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Solution

The fourth proportional to 1,236,196.22, 1,705,755.92 and 720,035.06 is: 993,534.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,196.22 : 1,705,755.92 = 720,035.06 : x
  2. Step 2: Convert to fraction form
    1,236,196.22/1,705,755.92 = 720,035.06/x
  3. Step 3: Cross multiply
    1,236,196.22x = 1,705,755.92 × 720,035.06
  4. Step 4: Simplify right side
    1,236,196.22x = 1,228,204,054,073.60
  5. Step 5: Solve for x
    x = 1,228,204,054,073.60/1,236,196.22
  6. Step 6: Final answer
    x = 993,534.88

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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.