Home / 3,746,924.73-5,171,056.55-2,978,893.88

Finding the Fourth Proportional to 3,746,924.73, 5,171,056.55 and 2,978,893.88

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Solution

The fourth proportional to 3,746,924.73, 5,171,056.55 and 2,978,893.88 is: 4,111,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746,924.73 : 5,171,056.55 = 2,978,893.88 : x
  2. Step 2: Convert to fraction form
    3,746,924.73/5,171,056.55 = 2,978,893.88/x
  3. Step 3: Cross multiply
    3,746,924.73x = 5,171,056.55 × 2,978,893.88
  4. Step 4: Simplify right side
    3,746,924.73x = 15,404,028,698,635.39
  5. Step 5: Solve for x
    x = 15,404,028,698,635.39/3,746,924.73
  6. Step 6: Final answer
    x = 4,111,112.39

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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.