Home / 3,959,660.13-5,464,330.98-2,148,824.13

Finding the Fourth Proportional to 3,959,660.13, 5,464,330.98 and 2,148,824.13

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Solution

The fourth proportional to 3,959,660.13, 5,464,330.98 and 2,148,824.13 is: 2,965,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,660.13 : 5,464,330.98 = 2,148,824.13 : x
  2. Step 2: Convert to fraction form
    3,959,660.13/5,464,330.98 = 2,148,824.13/x
  3. Step 3: Cross multiply
    3,959,660.13x = 5,464,330.98 × 2,148,824.13
  4. Step 4: Simplify right side
    3,959,660.13x = 11,741,886,235,581.22
  5. Step 5: Solve for x
    x = 11,741,886,235,581.22/3,959,660.13
  6. Step 6: Final answer
    x = 2,965,377.30

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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.