Home / 4,968,489.97-6,856,063.74-2,874,970.55

Finding the Fourth Proportional to 4,968,489.97, 6,856,063.74 and 2,874,970.55

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Solution

The fourth proportional to 4,968,489.97, 6,856,063.74 and 2,874,970.55 is: 3,967,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,489.97 : 6,856,063.74 = 2,874,970.55 : x
  2. Step 2: Convert to fraction form
    4,968,489.97/6,856,063.74 = 2,874,970.55/x
  3. Step 3: Cross multiply
    4,968,489.97x = 6,856,063.74 × 2,874,970.55
  4. Step 4: Simplify right side
    4,968,489.97x = 19,710,981,340,836.16
  5. Step 5: Solve for x
    x = 19,710,981,340,836.16/4,968,489.97
  6. Step 6: Final answer
    x = 3,967,197.57

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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.