Home / 3,222,765.90-4,834,140.21-1,200,963.78

Finding the Fourth Proportional to 3,222,765.90, 4,834,140.21 and 1,200,963.78

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Solution

The fourth proportional to 3,222,765.90, 4,834,140.21 and 1,200,963.78 is: 1,801,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,765.90 : 4,834,140.21 = 1,200,963.78 : x
  2. Step 2: Convert to fraction form
    3,222,765.90/4,834,140.21 = 1,200,963.78/x
  3. Step 3: Cross multiply
    3,222,765.90x = 4,834,140.21 × 1,200,963.78
  4. Step 4: Simplify right side
    3,222,765.90x = 5,805,627,299,651.59
  5. Step 5: Solve for x
    x = 5,805,627,299,651.59/3,222,765.90
  6. Step 6: Final answer
    x = 1,801,442.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.