Home / 1,600,198.63-2,208,160.71-911,848.59

Finding the Fourth Proportional to 1,600,198.63, 2,208,160.71 and 911,848.59

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Solution

The fourth proportional to 1,600,198.63, 2,208,160.71 and 911,848.59 is: 1,258,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,198.63 : 2,208,160.71 = 911,848.59 : x
  2. Step 2: Convert to fraction form
    1,600,198.63/2,208,160.71 = 911,848.59/x
  3. Step 3: Cross multiply
    1,600,198.63x = 2,208,160.71 × 911,848.59
  4. Step 4: Simplify right side
    1,600,198.63x = 2,013,508,229,906.90
  5. Step 5: Solve for x
    x = 2,013,508,229,906.90/1,600,198.63
  6. Step 6: Final answer
    x = 1,258,286.44

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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.