Home / 3,068,977.64-4,234,448.50-1,981,016.21

Finding the Fourth Proportional to 3,068,977.64, 4,234,448.50 and 1,981,016.21

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Solution

The fourth proportional to 3,068,977.64, 4,234,448.50 and 1,981,016.21 is: 2,733,324.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,977.64 : 4,234,448.50 = 1,981,016.21 : x
  2. Step 2: Convert to fraction form
    3,068,977.64/4,234,448.50 = 1,981,016.21/x
  3. Step 3: Cross multiply
    3,068,977.64x = 4,234,448.50 × 1,981,016.21
  4. Step 4: Simplify right side
    3,068,977.64x = 8,388,511,124,543.77
  5. Step 5: Solve for x
    x = 8,388,511,124,543.77/3,068,977.64
  6. Step 6: Final answer
    x = 2,733,324.29

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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.