Home / 2,128,996.92-3,192,313.88-708,277.44

Finding the Fourth Proportional to 2,128,996.92, 3,192,313.88 and 708,277.44

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Solution

The fourth proportional to 2,128,996.92, 3,192,313.88 and 708,277.44 is: 1,062,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,996.92 : 3,192,313.88 = 708,277.44 : x
  2. Step 2: Convert to fraction form
    2,128,996.92/3,192,313.88 = 708,277.44/x
  3. Step 3: Cross multiply
    2,128,996.92x = 3,192,313.88 × 708,277.44
  4. Step 4: Simplify right side
    2,128,996.92x = 2,261,043,902,602.87
  5. Step 5: Solve for x
    x = 2,261,043,902,602.87/2,128,996.92
  6. Step 6: Final answer
    x = 1,062,023.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.