Home / 1,317,194.92-1,817,726.34-713,584.36

Finding the Fourth Proportional to 1,317,194.92, 1,817,726.34 and 713,584.36

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Solution

The fourth proportional to 1,317,194.92, 1,817,726.34 and 713,584.36 is: 984,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,194.92 : 1,817,726.34 = 713,584.36 : x
  2. Step 2: Convert to fraction form
    1,317,194.92/1,817,726.34 = 713,584.36/x
  3. Step 3: Cross multiply
    1,317,194.92x = 1,817,726.34 × 713,584.36
  4. Step 4: Simplify right side
    1,317,194.92x = 1,297,101,086,984.04
  5. Step 5: Solve for x
    x = 1,297,101,086,984.04/1,317,194.92
  6. Step 6: Final answer
    x = 984,744.98

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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.