Home / 3,917,422.90-5,877,505.32-1,522,947.68

Finding the Fourth Proportional to 3,917,422.90, 5,877,505.32 and 1,522,947.68

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Solution

The fourth proportional to 3,917,422.90, 5,877,505.32 and 1,522,947.68 is: 2,284,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,422.90 : 5,877,505.32 = 1,522,947.68 : x
  2. Step 2: Convert to fraction form
    3,917,422.90/5,877,505.32 = 1,522,947.68/x
  3. Step 3: Cross multiply
    3,917,422.90x = 5,877,505.32 × 1,522,947.68
  4. Step 4: Simplify right side
    3,917,422.90x = 8,951,133,091,281.66
  5. Step 5: Solve for x
    x = 8,951,133,091,281.66/3,917,422.90
  6. Step 6: Final answer
    x = 2,284,954.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.