Home / 3,166,872.85-4,750,309.75-770,717.48

Finding the Fourth Proportional to 3,166,872.85, 4,750,309.75 and 770,717.48

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Solution

The fourth proportional to 3,166,872.85, 4,750,309.75 and 770,717.48 is: 1,156,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,872.85 : 4,750,309.75 = 770,717.48 : x
  2. Step 2: Convert to fraction form
    3,166,872.85/4,750,309.75 = 770,717.48/x
  3. Step 3: Cross multiply
    3,166,872.85x = 4,750,309.75 × 770,717.48
  4. Step 4: Simplify right side
    3,166,872.85x = 3,661,146,762,226.68
  5. Step 5: Solve for x
    x = 3,661,146,762,226.68/3,166,872.85
  6. Step 6: Final answer
    x = 1,156,076.34

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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.