Home / 1,769,625-2,654,447.22-439,929

Finding the Fourth Proportional to 1,769,625, 2,654,447.22 and 439,929

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Solution

The fourth proportional to 1,769,625, 2,654,447.22 and 439,929 is: 659,895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,625 : 2,654,447.22 = 439,929 : x
  2. Step 2: Convert to fraction form
    1,769,625/2,654,447.22 = 439,929/x
  3. Step 3: Cross multiply
    1,769,625x = 2,654,447.22 × 439,929
  4. Step 4: Simplify right side
    1,769,625x = 1,167,768,311,047.38
  5. Step 5: Solve for x
    x = 1,167,768,311,047.38/1,769,625
  6. Step 6: Final answer
    x = 659,895.92

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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.