Home / 1,769,395.86-2,654,093.07-439,699.86

Finding the Fourth Proportional to 1,769,395.86, 2,654,093.07 and 439,699.86

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Solution

The fourth proportional to 1,769,395.86, 2,654,093.07 and 439,699.86 is: 659,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,395.86 : 2,654,093.07 = 439,699.86 : x
  2. Step 2: Convert to fraction form
    1,769,395.86/2,654,093.07 = 439,699.86/x
  3. Step 3: Cross multiply
    1,769,395.86x = 2,654,093.07 × 439,699.86
  4. Step 4: Simplify right side
    1,769,395.86x = 1,167,004,351,305.97
  5. Step 5: Solve for x
    x = 1,167,004,351,305.97/1,769,395.86
  6. Step 6: Final answer
    x = 659,549.61

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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.