Home / 1,217,757.93-1,680,489.33-673,860.59

Finding the Fourth Proportional to 1,217,757.93, 1,680,489.33 and 673,860.59

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Solution

The fourth proportional to 1,217,757.93, 1,680,489.33 and 673,860.59 is: 929,918.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,757.93 : 1,680,489.33 = 673,860.59 : x
  2. Step 2: Convert to fraction form
    1,217,757.93/1,680,489.33 = 673,860.59/x
  3. Step 3: Cross multiply
    1,217,757.93x = 1,680,489.33 × 673,860.59
  4. Step 4: Simplify right side
    1,217,757.93x = 1,132,415,523,000.06
  5. Step 5: Solve for x
    x = 1,132,415,523,000.06/1,217,757.93
  6. Step 6: Final answer
    x = 929,918.41

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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.