Home / 1,127,062.82-1,555,506.18-697,481.30

Finding the Fourth Proportional to 1,127,062.82, 1,555,506.18 and 697,481.30

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Solution

The fourth proportional to 1,127,062.82, 1,555,506.18 and 697,481.30 is: 962,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,062.82 : 1,555,506.18 = 697,481.30 : x
  2. Step 2: Convert to fraction form
    1,127,062.82/1,555,506.18 = 697,481.30/x
  3. Step 3: Cross multiply
    1,127,062.82x = 1,555,506.18 × 697,481.30
  4. Step 4: Simplify right side
    1,127,062.82x = 1,084,936,472,584.43
  5. Step 5: Solve for x
    x = 1,084,936,472,584.43/1,127,062.82
  6. Step 6: Final answer
    x = 962,622.89

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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.