Home / 1,325,778.24-1,829,564.64-722,166.24

Finding the Fourth Proportional to 1,325,778.24, 1,829,564.64 and 722,166.24

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Solution

The fourth proportional to 1,325,778.24, 1,829,564.64 and 722,166.24 is: 996,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,778.24 : 1,829,564.64 = 722,166.24 : x
  2. Step 2: Convert to fraction form
    1,325,778.24/1,829,564.64 = 722,166.24/x
  3. Step 3: Cross multiply
    1,325,778.24x = 1,829,564.64 × 722,166.24
  4. Step 4: Simplify right side
    1,325,778.24x = 1,321,249,816,905.75
  5. Step 5: Solve for x
    x = 1,321,249,816,905.75/1,325,778.24
  6. Step 6: Final answer
    x = 996,584.33

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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.