Home / 1,334,687.63-2,002,372.52-388,058.38

Finding the Fourth Proportional to 1,334,687.63, 2,002,372.52 and 388,058.38

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Solution

The fourth proportional to 1,334,687.63, 2,002,372.52 and 388,058.38 is: 582,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,687.63 : 2,002,372.52 = 388,058.38 : x
  2. Step 2: Convert to fraction form
    1,334,687.63/2,002,372.52 = 388,058.38/x
  3. Step 3: Cross multiply
    1,334,687.63x = 2,002,372.52 × 388,058.38
  4. Step 4: Simplify right side
    1,334,687.63x = 777,037,429,321.49
  5. Step 5: Solve for x
    x = 777,037,429,321.49/1,334,687.63
  6. Step 6: Final answer
    x = 582,186.73

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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.