Home / 1,027,784.39-1,541,145.40-451,171.68

Finding the Fourth Proportional to 1,027,784.39, 1,541,145.40 and 451,171.68

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Solution

The fourth proportional to 1,027,784.39, 1,541,145.40 and 451,171.68 is: 676,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,784.39 : 1,541,145.40 = 451,171.68 : x
  2. Step 2: Convert to fraction form
    1,027,784.39/1,541,145.40 = 451,171.68/x
  3. Step 3: Cross multiply
    1,027,784.39x = 1,541,145.40 × 451,171.68
  4. Step 4: Simplify right side
    1,027,784.39x = 695,321,151,536.55
  5. Step 5: Solve for x
    x = 695,321,151,536.55/1,027,784.39
  6. Step 6: Final answer
    x = 676,524.34

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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.