Home / 1,254,091.82-1,730,645.39-681,132.44

Finding the Fourth Proportional to 1,254,091.82, 1,730,645.39 and 681,132.44

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Solution

The fourth proportional to 1,254,091.82, 1,730,645.39 and 681,132.44 is: 939,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,091.82 : 1,730,645.39 = 681,132.44 : x
  2. Step 2: Convert to fraction form
    1,254,091.82/1,730,645.39 = 681,132.44/x
  3. Step 3: Cross multiply
    1,254,091.82x = 1,730,645.39 × 681,132.44
  4. Step 4: Simplify right side
    1,254,091.82x = 1,178,798,723,294.90
  5. Step 5: Solve for x
    x = 1,178,798,723,294.90/1,254,091.82
  6. Step 6: Final answer
    x = 939,962.06

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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.