Home / 3,856,611.10-5,322,007.97-2,114,220.89

Finding the Fourth Proportional to 3,856,611.10, 5,322,007.97 and 2,114,220.89

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Solution

The fourth proportional to 3,856,611.10, 5,322,007.97 and 2,114,220.89 is: 2,917,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,611.10 : 5,322,007.97 = 2,114,220.89 : x
  2. Step 2: Convert to fraction form
    3,856,611.10/5,322,007.97 = 2,114,220.89/x
  3. Step 3: Cross multiply
    3,856,611.10x = 5,322,007.97 × 2,114,220.89
  4. Step 4: Simplify right side
    3,856,611.10x = 11,251,900,437,582.74
  5. Step 5: Solve for x
    x = 11,251,900,437,582.74/3,856,611.10
  6. Step 6: Final answer
    x = 2,917,561.60

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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.