Home / 3,959,608.96-5,464,263.80-2,148,772.96

Finding the Fourth Proportional to 3,959,608.96, 5,464,263.80 and 2,148,772.96

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Solution

The fourth proportional to 3,959,608.96, 5,464,263.80 and 2,148,772.96 is: 2,965,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,608.96 : 5,464,263.80 = 2,148,772.96 : x
  2. Step 2: Convert to fraction form
    3,959,608.96/5,464,263.80 = 2,148,772.96/x
  3. Step 3: Cross multiply
    3,959,608.96x = 5,464,263.80 × 2,148,772.96
  4. Step 4: Simplify right side
    3,959,608.96x = 11,741,462,299,746.85
  5. Step 5: Solve for x
    x = 11,741,462,299,746.85/3,959,608.96
  6. Step 6: Final answer
    x = 2,965,308.55

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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.