Home / 1,217,796.70-1,680,517.78-673,955.41

Finding the Fourth Proportional to 1,217,796.70, 1,680,517.78 and 673,955.41

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Solution

The fourth proportional to 1,217,796.70, 1,680,517.78 and 673,955.41 is: 930,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,796.70 : 1,680,517.78 = 673,955.41 : x
  2. Step 2: Convert to fraction form
    1,217,796.70/1,680,517.78 = 673,955.41/x
  3. Step 3: Cross multiply
    1,217,796.70x = 1,680,517.78 × 673,955.41
  4. Step 4: Simplify right side
    1,217,796.70x = 1,132,594,055,214.43
  5. Step 5: Solve for x
    x = 1,132,594,055,214.43/1,217,796.70
  6. Step 6: Final answer
    x = 930,035.41

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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.