Home / 3,959,456.58-5,464,050.21-2,148,620.58

Finding the Fourth Proportional to 3,959,456.58, 5,464,050.21 and 2,148,620.58

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Solution

The fourth proportional to 3,959,456.58, 5,464,050.21 and 2,148,620.58 is: 2,965,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,456.58 : 5,464,050.21 = 2,148,620.58 : x
  2. Step 2: Convert to fraction form
    3,959,456.58/5,464,050.21 = 2,148,620.58/x
  3. Step 3: Cross multiply
    3,959,456.58x = 5,464,050.21 × 2,148,620.58
  4. Step 4: Simplify right side
    3,959,456.58x = 11,740,170,731,359.32
  5. Step 5: Solve for x
    x = 11,740,170,731,359.32/3,959,456.58
  6. Step 6: Final answer
    x = 2,965,096.47

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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.