Home / 791,857.60-1,187,786.40-791,857.60

Finding the Fourth Proportional to 791,857.60, 1,187,786.40 and 791,857.60

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Solution

The fourth proportional to 791,857.60, 1,187,786.40 and 791,857.60 is: 1,187,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,857.60 : 1,187,786.40 = 791,857.60 : x
  2. Step 2: Convert to fraction form
    791,857.60/1,187,786.40 = 791,857.60/x
  3. Step 3: Cross multiply
    791,857.60x = 1,187,786.40 × 791,857.60
  4. Step 4: Simplify right side
    791,857.60x = 940,557,688,016.64
  5. Step 5: Solve for x
    x = 940,557,688,016.64/791,857.60
  6. Step 6: Final answer
    x = 1,187,786.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.