Home / 3,959,561.45-5,464,162.91-2,148,725.45

Finding the Fourth Proportional to 3,959,561.45, 5,464,162.91 and 2,148,725.45

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Solution

The fourth proportional to 3,959,561.45, 5,464,162.91 and 2,148,725.45 is: 2,965,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,561.45 : 5,464,162.91 = 2,148,725.45 : x
  2. Step 2: Convert to fraction form
    3,959,561.45/5,464,162.91 = 2,148,725.45/x
  3. Step 3: Cross multiply
    3,959,561.45x = 5,464,162.91 × 2,148,725.45
  4. Step 4: Simplify right side
    3,959,561.45x = 11,740,985,869,598.62
  5. Step 5: Solve for x
    x = 11,740,985,869,598.62/3,959,561.45
  6. Step 6: Final answer
    x = 2,965,223.81

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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.