Home / 1,724,604.86-2,379,956.97-939,667.07

Finding the Fourth Proportional to 1,724,604.86, 2,379,956.97 and 939,667.07

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Solution

The fourth proportional to 1,724,604.86, 2,379,956.97 and 939,667.07 is: 1,296,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,604.86 : 2,379,956.97 = 939,667.07 : x
  2. Step 2: Convert to fraction form
    1,724,604.86/2,379,956.97 = 939,667.07/x
  3. Step 3: Cross multiply
    1,724,604.86x = 2,379,956.97 × 939,667.07
  4. Step 4: Simplify right side
    1,724,604.86x = 2,236,367,192,725.98
  5. Step 5: Solve for x
    x = 2,236,367,192,725.98/1,724,604.86
  6. Step 6: Final answer
    x = 1,296,741.79

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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.