Home / 1,269,664.67-1,750,778.25-960,269.78

Finding the Fourth Proportional to 1,269,664.67, 1,750,778.25 and 960,269.78

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Solution

The fourth proportional to 1,269,664.67, 1,750,778.25 and 960,269.78 is: 1,324,144.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,664.67 : 1,750,778.25 = 960,269.78 : x
  2. Step 2: Convert to fraction form
    1,269,664.67/1,750,778.25 = 960,269.78/x
  3. Step 3: Cross multiply
    1,269,664.67x = 1,750,778.25 × 960,269.78
  4. Step 4: Simplify right side
    1,269,664.67x = 1,681,219,445,732.22
  5. Step 5: Solve for x
    x = 1,681,219,445,732.22/1,269,664.67
  6. Step 6: Final answer
    x = 1,324,144.46

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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.