Home / 1,206,836.76-1,665,249.78-697,440.84

Finding the Fourth Proportional to 1,206,836.76, 1,665,249.78 and 697,440.84

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Solution

The fourth proportional to 1,206,836.76, 1,665,249.78 and 697,440.84 is: 962,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,836.76 : 1,665,249.78 = 697,440.84 : x
  2. Step 2: Convert to fraction form
    1,206,836.76/1,665,249.78 = 697,440.84/x
  3. Step 3: Cross multiply
    1,206,836.76x = 1,665,249.78 × 697,440.84
  4. Step 4: Simplify right side
    1,206,836.76x = 1,161,413,205,373.02
  5. Step 5: Solve for x
    x = 1,161,413,205,373.02/1,206,836.76
  6. Step 6: Final answer
    x = 962,361.48

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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.