Home / 1,166,910.88-1,749,315.84-418,781.92

Finding the Fourth Proportional to 1,166,910.88, 1,749,315.84 and 418,781.92

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Solution

The fourth proportional to 1,166,910.88, 1,749,315.84 and 418,781.92 is: 627,795.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,910.88 : 1,749,315.84 = 418,781.92 : x
  2. Step 2: Convert to fraction form
    1,166,910.88/1,749,315.84 = 418,781.92/x
  3. Step 3: Cross multiply
    1,166,910.88x = 1,749,315.84 × 418,781.92
  4. Step 4: Simplify right side
    1,166,910.88x = 732,581,846,161.61
  5. Step 5: Solve for x
    x = 732,581,846,161.61/1,166,910.88
  6. Step 6: Final answer
    x = 627,795.88

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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.