Home / 1,299,858.96-1,793,771.73-719,067

Finding the Fourth Proportional to 1,299,858.96, 1,793,771.73 and 719,067

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Solution

The fourth proportional to 1,299,858.96, 1,793,771.73 and 719,067 is: 992,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,858.96 : 1,793,771.73 = 719,067 : x
  2. Step 2: Convert to fraction form
    1,299,858.96/1,793,771.73 = 719,067/x
  3. Step 3: Cross multiply
    1,299,858.96x = 1,793,771.73 × 719,067
  4. Step 4: Simplify right side
    1,299,858.96x = 1,289,842,056,575.91
  5. Step 5: Solve for x
    x = 1,289,842,056,575.91/1,299,858.96
  6. Step 6: Final answer
    x = 992,293.85

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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.