Home / 3,485,863.78-5,228,785.20-927,076.56

Finding the Fourth Proportional to 3,485,863.78, 5,228,785.20 and 927,076.56

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Solution

The fourth proportional to 3,485,863.78, 5,228,785.20 and 927,076.56 is: 1,390,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,863.78 : 5,228,785.20 = 927,076.56 : x
  2. Step 2: Convert to fraction form
    3,485,863.78/5,228,785.20 = 927,076.56/x
  3. Step 3: Cross multiply
    3,485,863.78x = 5,228,785.20 × 927,076.56
  4. Step 4: Simplify right side
    3,485,863.78x = 4,847,484,196,194.91
  5. Step 5: Solve for x
    x = 4,847,484,196,194.91/3,485,863.78
  6. Step 6: Final answer
    x = 1,390,612.06

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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.