Home / 2,128,993.92-3,192,309.36-708,274.44

Finding the Fourth Proportional to 2,128,993.92, 3,192,309.36 and 708,274.44

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Solution

The fourth proportional to 2,128,993.92, 3,192,309.36 and 708,274.44 is: 1,062,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,993.92 : 3,192,309.36 = 708,274.44 : x
  2. Step 2: Convert to fraction form
    2,128,993.92/3,192,309.36 = 708,274.44/x
  3. Step 3: Cross multiply
    2,128,993.92x = 3,192,309.36 × 708,274.44
  4. Step 4: Simplify right side
    2,128,993.92x = 2,261,031,124,260.76
  5. Step 5: Solve for x
    x = 2,261,031,124,260.76/2,128,993.92
  6. Step 6: Final answer
    x = 1,062,018.59

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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.