Home / 1,230,195.40-1,844,418.18-471,393.88

Finding the Fourth Proportional to 1,230,195.40, 1,844,418.18 and 471,393.88

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Solution

The fourth proportional to 1,230,195.40, 1,844,418.18 and 471,393.88 is: 706,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,195.40 : 1,844,418.18 = 471,393.88 : x
  2. Step 2: Convert to fraction form
    1,230,195.40/1,844,418.18 = 471,393.88/x
  3. Step 3: Cross multiply
    1,230,195.40x = 1,844,418.18 × 471,393.88
  4. Step 4: Simplify right side
    1,230,195.40x = 869,447,442,212.74
  5. Step 5: Solve for x
    x = 869,447,442,212.74/1,230,195.40
  6. Step 6: Final answer
    x = 706,755.56

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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.