Home / 3,393,447.54-4,682,679.21-1,997,787.60

Finding the Fourth Proportional to 3,393,447.54, 4,682,679.21 and 1,997,787.60

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Solution

The fourth proportional to 3,393,447.54, 4,682,679.21 and 1,997,787.60 is: 2,756,782.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,447.54 : 4,682,679.21 = 1,997,787.60 : x
  2. Step 2: Convert to fraction form
    3,393,447.54/4,682,679.21 = 1,997,787.60/x
  3. Step 3: Cross multiply
    3,393,447.54x = 4,682,679.21 × 1,997,787.60
  4. Step 4: Simplify right side
    3,393,447.54x = 9,354,998,460,515.80
  5. Step 5: Solve for x
    x = 9,354,998,460,515.80/3,393,447.54
  6. Step 6: Final answer
    x = 2,756,782.99

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1.5x scale

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.