Home / 1,777,286.61-2,452,645.37-961,487.89

Finding the Fourth Proportional to 1,777,286.61, 2,452,645.37 and 961,487.89

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Solution

The fourth proportional to 1,777,286.61, 2,452,645.37 and 961,487.89 is: 1,326,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,286.61 : 2,452,645.37 = 961,487.89 : x
  2. Step 2: Convert to fraction form
    1,777,286.61/2,452,645.37 = 961,487.89/x
  3. Step 3: Cross multiply
    1,777,286.61x = 2,452,645.37 × 961,487.89
  4. Step 4: Simplify right side
    1,777,286.61x = 2,358,188,817,991.68
  5. Step 5: Solve for x
    x = 2,358,188,817,991.68/1,777,286.61
  6. Step 6: Final answer
    x = 1,326,847.79

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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.