Home / 3,672,003.19-5,067,478.52-2,018,120.31

Finding the Fourth Proportional to 3,672,003.19, 5,067,478.52 and 2,018,120.31

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Solution

The fourth proportional to 3,672,003.19, 5,067,478.52 and 2,018,120.31 is: 2,785,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,003.19 : 5,067,478.52 = 2,018,120.31 : x
  2. Step 2: Convert to fraction form
    3,672,003.19/5,067,478.52 = 2,018,120.31/x
  3. Step 3: Cross multiply
    3,672,003.19x = 5,067,478.52 × 2,018,120.31
  4. Step 4: Simplify right side
    3,672,003.19x = 10,226,781,286,272.75
  5. Step 5: Solve for x
    x = 10,226,781,286,272.75/3,672,003.19
  6. Step 6: Final answer
    x = 2,785,068.74

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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.