Home / 3,959,481.24-5,464,084.16-2,148,645.24

Finding the Fourth Proportional to 3,959,481.24, 5,464,084.16 and 2,148,645.24

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Solution

The fourth proportional to 3,959,481.24, 5,464,084.16 and 2,148,645.24 is: 2,965,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,481.24 : 5,464,084.16 = 2,148,645.24 : x
  2. Step 2: Convert to fraction form
    3,959,481.24/5,464,084.16 = 2,148,645.24/x
  3. Step 3: Cross multiply
    3,959,481.24x = 5,464,084.16 × 2,148,645.24
  4. Step 4: Simplify right side
    3,959,481.24x = 11,740,378,421,343.40
  5. Step 5: Solve for x
    x = 11,740,378,421,343.40/3,959,481.24
  6. Step 6: Final answer
    x = 2,965,130.46

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Double scale
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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.