Home / 1,143,230.65-1,577,544.61-659,951.49

Finding the Fourth Proportional to 1,143,230.65, 1,577,544.61 and 659,951.49

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Solution

The fourth proportional to 1,143,230.65, 1,577,544.61 and 659,951.49 is: 910,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,230.65 : 1,577,544.61 = 659,951.49 : x
  2. Step 2: Convert to fraction form
    1,143,230.65/1,577,544.61 = 659,951.49/x
  3. Step 3: Cross multiply
    1,143,230.65x = 1,577,544.61 × 659,951.49
  4. Step 4: Simplify right side
    1,143,230.65x = 1,041,102,915,910.97
  5. Step 5: Solve for x
    x = 1,041,102,915,910.97/1,143,230.65
  6. Step 6: Final answer
    x = 910,667.43

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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.