Home / 3,945,247.08-5,917,929.14-1,105,179.72

Finding the Fourth Proportional to 3,945,247.08, 5,917,929.14 and 1,105,179.72

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Solution

The fourth proportional to 3,945,247.08, 5,917,929.14 and 1,105,179.72 is: 1,657,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,247.08 : 5,917,929.14 = 1,105,179.72 : x
  2. Step 2: Convert to fraction form
    3,945,247.08/5,917,929.14 = 1,105,179.72/x
  3. Step 3: Cross multiply
    3,945,247.08x = 5,917,929.14 × 1,105,179.72
  4. Step 4: Simplify right side
    3,945,247.08x = 6,540,375,269,925.04
  5. Step 5: Solve for x
    x = 6,540,375,269,925.04/3,945,247.08
  6. Step 6: Final answer
    x = 1,657,785.97

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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.