Home / 3,971,824.52-5,480,954.10-2,160,995.72

Finding the Fourth Proportional to 3,971,824.52, 5,480,954.10 and 2,160,995.72

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Solution

The fourth proportional to 3,971,824.52, 5,480,954.10 and 2,160,995.72 is: 2,982,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,824.52 : 5,480,954.10 = 2,160,995.72 : x
  2. Step 2: Convert to fraction form
    3,971,824.52/5,480,954.10 = 2,160,995.72/x
  3. Step 3: Cross multiply
    3,971,824.52x = 5,480,954.10 × 2,160,995.72
  4. Step 4: Simplify right side
    3,971,824.52x = 11,844,318,351,616.45
  5. Step 5: Solve for x
    x = 11,844,318,351,616.45/3,971,824.52
  6. Step 6: Final answer
    x = 2,982,085.01

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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.