Home / 1,103,692.24-1,655,843.64-439,310.80

Finding the Fourth Proportional to 1,103,692.24, 1,655,843.64 and 439,310.80

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Solution

The fourth proportional to 1,103,692.24, 1,655,843.64 and 439,310.80 is: 659,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,692.24 : 1,655,843.64 = 439,310.80 : x
  2. Step 2: Convert to fraction form
    1,103,692.24/1,655,843.64 = 439,310.80/x
  3. Step 3: Cross multiply
    1,103,692.24x = 1,655,843.64 × 439,310.80
  4. Step 4: Simplify right side
    1,103,692.24x = 727,429,994,163.31
  5. Step 5: Solve for x
    x = 727,429,994,163.31/1,103,692.24
  6. Step 6: Final answer
    x = 659,087.71

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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.