Home / 3,385,976.16-4,672,781.82-1,858,137.96

Finding the Fourth Proportional to 3,385,976.16, 4,672,781.82 and 1,858,137.96

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Solution

The fourth proportional to 3,385,976.16, 4,672,781.82 and 1,858,137.96 is: 2,564,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,976.16 : 4,672,781.82 = 1,858,137.96 : x
  2. Step 2: Convert to fraction form
    3,385,976.16/4,672,781.82 = 1,858,137.96/x
  3. Step 3: Cross multiply
    3,385,976.16x = 4,672,781.82 × 1,858,137.96
  4. Step 4: Simplify right side
    3,385,976.16x = 8,682,673,278,539.89
  5. Step 5: Solve for x
    x = 8,682,673,278,539.89/3,385,976.16
  6. Step 6: Final answer
    x = 2,564,304.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.