Home / 1,177,994.83-1,625,589.82-719,876.20

Finding the Fourth Proportional to 1,177,994.83, 1,625,589.82 and 719,876.20

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Solution

The fourth proportional to 1,177,994.83, 1,625,589.82 and 719,876.20 is: 993,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,994.83 : 1,625,589.82 = 719,876.20 : x
  2. Step 2: Convert to fraction form
    1,177,994.83/1,625,589.82 = 719,876.20/x
  3. Step 3: Cross multiply
    1,177,994.83x = 1,625,589.82 × 719,876.20
  4. Step 4: Simplify right side
    1,177,994.83x = 1,170,223,422,380.28
  5. Step 5: Solve for x
    x = 1,170,223,422,380.28/1,177,994.83
  6. Step 6: Final answer
    x = 993,402.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.