Home / 3,947,440.60-5,921,372.22-1,251,970.48

Finding the Fourth Proportional to 3,947,440.60, 5,921,372.22 and 1,251,970.48

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Solution

The fourth proportional to 3,947,440.60, 5,921,372.22 and 1,251,970.48 is: 1,878,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,440.60 : 5,921,372.22 = 1,251,970.48 : x
  2. Step 2: Convert to fraction form
    3,947,440.60/5,921,372.22 = 1,251,970.48/x
  3. Step 3: Cross multiply
    3,947,440.60x = 5,921,372.22 × 1,251,970.48
  4. Step 4: Simplify right side
    3,947,440.60x = 7,413,383,220,532.07
  5. Step 5: Solve for x
    x = 7,413,383,220,532.07/3,947,440.60
  6. Step 6: Final answer
    x = 1,878,022.74

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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.