Home / 3,176,112.72-4,764,185.13-779,958.27

Finding the Fourth Proportional to 3,176,112.72, 4,764,185.13 and 779,958.27

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Solution

The fourth proportional to 3,176,112.72, 4,764,185.13 and 779,958.27 is: 1,169,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,112.72 : 4,764,185.13 = 779,958.27 : x
  2. Step 2: Convert to fraction form
    3,176,112.72/4,764,185.13 = 779,958.27/x
  3. Step 3: Cross multiply
    3,176,112.72x = 4,764,185.13 × 779,958.27
  4. Step 4: Simplify right side
    3,176,112.72x = 3,715,865,591,954.53
  5. Step 5: Solve for x
    x = 3,715,865,591,954.53/3,176,112.72
  6. Step 6: Final answer
    x = 1,169,941.35

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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.