Home / 1,192,791.14-1,645,928.88-709,262.86

Finding the Fourth Proportional to 1,192,791.14, 1,645,928.88 and 709,262.86

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Solution

The fourth proportional to 1,192,791.14, 1,645,928.88 and 709,262.86 is: 978,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,791.14 : 1,645,928.88 = 709,262.86 : x
  2. Step 2: Convert to fraction form
    1,192,791.14/1,645,928.88 = 709,262.86/x
  3. Step 3: Cross multiply
    1,192,791.14x = 1,645,928.88 × 709,262.86
  4. Step 4: Simplify right side
    1,192,791.14x = 1,167,396,224,785.40
  5. Step 5: Solve for x
    x = 1,167,396,224,785.40/1,192,791.14
  6. Step 6: Final answer
    x = 978,709.67

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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.