Home / 1,064,630.88-1,469,189.19-682,656.75

Finding the Fourth Proportional to 1,064,630.88, 1,469,189.19 and 682,656.75

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Solution

The fourth proportional to 1,064,630.88, 1,469,189.19 and 682,656.75 is: 942,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,630.88 : 1,469,189.19 = 682,656.75 : x
  2. Step 2: Convert to fraction form
    1,064,630.88/1,469,189.19 = 682,656.75/x
  3. Step 3: Cross multiply
    1,064,630.88x = 1,469,189.19 × 682,656.75
  4. Step 4: Simplify right side
    1,064,630.88x = 1,002,951,917,580.53
  5. Step 5: Solve for x
    x = 1,002,951,917,580.53/1,064,630.88
  6. Step 6: Final answer
    x = 942,065.40

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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.