Home / 3,158,191.86-4,737,246.77-762,016.25

Finding the Fourth Proportional to 3,158,191.86, 4,737,246.77 and 762,016.25

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Solution

The fourth proportional to 3,158,191.86, 4,737,246.77 and 762,016.25 is: 1,143,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,191.86 : 4,737,246.77 = 762,016.25 : x
  2. Step 2: Convert to fraction form
    3,158,191.86/4,737,246.77 = 762,016.25/x
  3. Step 3: Cross multiply
    3,158,191.86x = 4,737,246.77 × 762,016.25
  4. Step 4: Simplify right side
    3,158,191.86x = 3,609,858,991,503.70
  5. Step 5: Solve for x
    x = 3,609,858,991,503.70/3,158,191.86
  6. Step 6: Final answer
    x = 1,143,014.47

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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.