Home / 1,198,961.46-1,655,671.77-769,988.94

Finding the Fourth Proportional to 1,198,961.46, 1,655,671.77 and 769,988.94

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Solution

The fourth proportional to 1,198,961.46, 1,655,671.77 and 769,988.94 is: 1,063,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,961.46 : 1,655,671.77 = 769,988.94 : x
  2. Step 2: Convert to fraction form
    1,198,961.46/1,655,671.77 = 769,988.94/x
  3. Step 3: Cross multiply
    1,198,961.46x = 1,655,671.77 × 769,988.94
  4. Step 4: Simplify right side
    1,198,961.46x = 1,274,848,951,170.22
  5. Step 5: Solve for x
    x = 1,274,848,951,170.22/1,198,961.46
  6. Step 6: Final answer
    x = 1,063,294.35

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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.