Home / 3,393,128.25-4,682,398.32-1,865,224.44

Finding the Fourth Proportional to 3,393,128.25, 4,682,398.32 and 1,865,224.44

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Solution

The fourth proportional to 3,393,128.25, 4,682,398.32 and 1,865,224.44 is: 2,573,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,128.25 : 4,682,398.32 = 1,865,224.44 : x
  2. Step 2: Convert to fraction form
    3,393,128.25/4,682,398.32 = 1,865,224.44/x
  3. Step 3: Cross multiply
    3,393,128.25x = 4,682,398.32 × 1,865,224.44
  4. Step 4: Simplify right side
    3,393,128.25x = 8,733,723,784,278.94
  5. Step 5: Solve for x
    x = 8,733,723,784,278.94/3,393,128.25
  6. Step 6: Final answer
    x = 2,573,944.50

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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.