Home / 1,217,588.70-1,680,274.38-673,747.44

Finding the Fourth Proportional to 1,217,588.70, 1,680,274.38 and 673,747.44

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Solution

The fourth proportional to 1,217,588.70, 1,680,274.38 and 673,747.44 is: 929,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,588.70 : 1,680,274.38 = 673,747.44 : x
  2. Step 2: Convert to fraction form
    1,217,588.70/1,680,274.38 = 673,747.44/x
  3. Step 3: Cross multiply
    1,217,588.70x = 1,680,274.38 × 673,747.44
  4. Step 4: Simplify right side
    1,217,588.70x = 1,132,080,562,022.59
  5. Step 5: Solve for x
    x = 1,132,080,562,022.59/1,217,588.70
  6. Step 6: Final answer
    x = 929,772.56

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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.