Home / 3,196,685.64-4,411,512.77-1,908,273.83

Finding the Fourth Proportional to 3,196,685.64, 4,411,512.77 and 1,908,273.83

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Solution

The fourth proportional to 3,196,685.64, 4,411,512.77 and 1,908,273.83 is: 2,633,469.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,685.64 : 4,411,512.77 = 1,908,273.83 : x
  2. Step 2: Convert to fraction form
    3,196,685.64/4,411,512.77 = 1,908,273.83/x
  3. Step 3: Cross multiply
    3,196,685.64x = 4,411,512.77 × 1,908,273.83
  4. Step 4: Simplify right side
    3,196,685.64x = 8,418,374,338,102.88
  5. Step 5: Solve for x
    x = 8,418,374,338,102.88/3,196,685.64
  6. Step 6: Final answer
    x = 2,633,469.56

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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.