Home / 3,959,493.36-5,464,115.16-2,148,656.88

Finding the Fourth Proportional to 3,959,493.36, 5,464,115.16 and 2,148,656.88

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Solution

The fourth proportional to 3,959,493.36, 5,464,115.16 and 2,148,656.88 is: 2,965,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,493.36 : 5,464,115.16 = 2,148,656.88 : x
  2. Step 2: Convert to fraction form
    3,959,493.36/5,464,115.16 = 2,148,656.88/x
  3. Step 3: Cross multiply
    3,959,493.36x = 5,464,115.16 × 2,148,656.88
  4. Step 4: Simplify right side
    3,959,493.36x = 11,740,508,631,646.30
  5. Step 5: Solve for x
    x = 11,740,508,631,646.30/3,959,493.36
  6. Step 6: Final answer
    x = 2,965,154.27

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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.