Home / 3,391,410.07-4,680,144.82-1,863,615.61

Finding the Fourth Proportional to 3,391,410.07, 4,680,144.82 and 1,863,615.61

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Solution

The fourth proportional to 3,391,410.07, 4,680,144.82 and 1,863,615.61 is: 2,571,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,410.07 : 4,680,144.82 = 1,863,615.61 : x
  2. Step 2: Convert to fraction form
    3,391,410.07/4,680,144.82 = 1,863,615.61/x
  3. Step 3: Cross multiply
    3,391,410.07x = 4,680,144.82 × 1,863,615.61
  4. Step 4: Simplify right side
    3,391,410.07x = 8,721,990,943,612.64
  5. Step 5: Solve for x
    x = 8,721,990,943,612.64/3,391,410.07
  6. Step 6: Final answer
    x = 2,571,788.95

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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.