Home / 3,172,360.94-4,377,863.65-1,722,057.36

Finding the Fourth Proportional to 3,172,360.94, 4,377,863.65 and 1,722,057.36

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Solution

The fourth proportional to 3,172,360.94, 4,377,863.65 and 1,722,057.36 is: 2,376,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,360.94 : 4,377,863.65 = 1,722,057.36 : x
  2. Step 2: Convert to fraction form
    3,172,360.94/4,377,863.65 = 1,722,057.36/x
  3. Step 3: Cross multiply
    3,172,360.94x = 4,377,863.65 × 1,722,057.36
  4. Step 4: Simplify right side
    3,172,360.94x = 7,538,932,319,558.97
  5. Step 5: Solve for x
    x = 7,538,932,319,558.97/3,172,360.94
  6. Step 6: Final answer
    x = 2,376,442.17

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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.