Home / 3,393,920.79-4,683,512.07-1,923,965.64

Finding the Fourth Proportional to 3,393,920.79, 4,683,512.07 and 1,923,965.64

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Solution

The fourth proportional to 3,393,920.79, 4,683,512.07 and 1,923,965.64 is: 2,655,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,920.79 : 4,683,512.07 = 1,923,965.64 : x
  2. Step 2: Convert to fraction form
    3,393,920.79/4,683,512.07 = 1,923,965.64/x
  3. Step 3: Cross multiply
    3,393,920.79x = 4,683,512.07 × 1,923,965.64
  4. Step 4: Simplify right side
    3,393,920.79x = 9,010,916,297,205.28
  5. Step 5: Solve for x
    x = 9,010,916,297,205.28/3,393,920.79
  6. Step 6: Final answer
    x = 2,655,016.68

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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.