Home / 1,176,414.30-1,764,584.51-647,261.44

Finding the Fourth Proportional to 1,176,414.30, 1,764,584.51 and 647,261.44

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Solution

The fourth proportional to 1,176,414.30, 1,764,584.51 and 647,261.44 is: 970,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,414.30 : 1,764,584.51 = 647,261.44 : x
  2. Step 2: Convert to fraction form
    1,176,414.30/1,764,584.51 = 647,261.44/x
  3. Step 3: Cross multiply
    1,176,414.30x = 1,764,584.51 × 647,261.44
  4. Step 4: Simplify right side
    1,176,414.30x = 1,142,147,510,944.29
  5. Step 5: Solve for x
    x = 1,142,147,510,944.29/1,176,414.30
  6. Step 6: Final answer
    x = 970,871.84

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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.