Home / 3,162,433.66-4,743,634.69-766,278.70

Finding the Fourth Proportional to 3,162,433.66, 4,743,634.69 and 766,278.70

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Solution

The fourth proportional to 3,162,433.66, 4,743,634.69 and 766,278.70 is: 1,149,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,433.66 : 4,743,634.69 = 766,278.70 : x
  2. Step 2: Convert to fraction form
    3,162,433.66/4,743,634.69 = 766,278.70/x
  3. Step 3: Cross multiply
    3,162,433.66x = 4,743,634.69 × 766,278.70
  4. Step 4: Simplify right side
    3,162,433.66x = 3,634,946,212,626.87
  5. Step 5: Solve for x
    x = 3,634,946,212,626.87/3,162,433.66
  6. Step 6: Final answer
    x = 1,149,414.22

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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.