Home / 3,393,021.12-4,682,374.20-1,865,137.56

Finding the Fourth Proportional to 3,393,021.12, 4,682,374.20 and 1,865,137.56

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Solution

The fourth proportional to 3,393,021.12, 4,682,374.20 and 1,865,137.56 is: 2,573,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,021.12 : 4,682,374.20 = 1,865,137.56 : x
  2. Step 2: Convert to fraction form
    3,393,021.12/4,682,374.20 = 1,865,137.56/x
  3. Step 3: Cross multiply
    3,393,021.12x = 4,682,374.20 × 1,865,137.56
  4. Step 4: Simplify right side
    3,393,021.12x = 8,733,271,990,394.95
  5. Step 5: Solve for x
    x = 8,733,271,990,394.95/3,393,021.12
  6. Step 6: Final answer
    x = 2,573,892.61

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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.