Home / 2,197,747.76-3,032,914.79-1,217,716.76

Finding the Fourth Proportional to 2,197,747.76, 3,032,914.79 and 1,217,716.76

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Solution

The fourth proportional to 2,197,747.76, 3,032,914.79 and 1,217,716.76 is: 1,680,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,747.76 : 3,032,914.79 = 1,217,716.76 : x
  2. Step 2: Convert to fraction form
    2,197,747.76/3,032,914.79 = 1,217,716.76/x
  3. Step 3: Cross multiply
    2,197,747.76x = 3,032,914.79 × 1,217,716.76
  4. Step 4: Simplify right side
    2,197,747.76x = 3,693,231,165,001.31
  5. Step 5: Solve for x
    x = 3,693,231,165,001.31/2,197,747.76
  6. Step 6: Final answer
    x = 1,680,461.81

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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.