Home / 2,320,640.16-3,481,672.90-1,107,764.48

Finding the Fourth Proportional to 2,320,640.16, 3,481,672.90 and 1,107,764.48

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Solution

The fourth proportional to 2,320,640.16, 3,481,672.90 and 1,107,764.48 is: 1,661,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,640.16 : 3,481,672.90 = 1,107,764.48 : x
  2. Step 2: Convert to fraction form
    2,320,640.16/3,481,672.90 = 1,107,764.48/x
  3. Step 3: Cross multiply
    2,320,640.16x = 3,481,672.90 × 1,107,764.48
  4. Step 4: Simplify right side
    2,320,640.16x = 3,856,873,569,598.59
  5. Step 5: Solve for x
    x = 3,856,873,569,598.59/2,320,640.16
  6. Step 6: Final answer
    x = 1,661,986.91

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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.