Home / 3,165,255.18-4,747,888.71-769,101.84

Finding the Fourth Proportional to 3,165,255.18, 4,747,888.71 and 769,101.84

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Solution

The fourth proportional to 3,165,255.18, 4,747,888.71 and 769,101.84 is: 1,153,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,255.18 : 4,747,888.71 = 769,101.84 : x
  2. Step 2: Convert to fraction form
    3,165,255.18/4,747,888.71 = 769,101.84/x
  3. Step 3: Cross multiply
    3,165,255.18x = 4,747,888.71 × 769,101.84
  4. Step 4: Simplify right side
    3,165,255.18x = 3,651,609,942,976.23
  5. Step 5: Solve for x
    x = 3,651,609,942,976.23/3,165,255.18
  6. Step 6: Final answer
    x = 1,153,654.20

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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.