Home / 1,308,213.55-1,805,292.60-727,433.83

Finding the Fourth Proportional to 1,308,213.55, 1,805,292.60 and 727,433.83

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Solution

The fourth proportional to 1,308,213.55, 1,805,292.60 and 727,433.83 is: 1,003,835.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,213.55 : 1,805,292.60 = 727,433.83 : x
  2. Step 2: Convert to fraction form
    1,308,213.55/1,805,292.60 = 727,433.83/x
  3. Step 3: Cross multiply
    1,308,213.55x = 1,805,292.60 × 727,433.83
  4. Step 4: Simplify right side
    1,308,213.55x = 1,313,230,910,288.66
  5. Step 5: Solve for x
    x = 1,313,230,910,288.66/1,308,213.55
  6. Step 6: Final answer
    x = 1,003,835.28

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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.