Home / 891,697.78-1,336,759.34-682,270.66

Finding the Fourth Proportional to 891,697.78, 1,336,759.34 and 682,270.66

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Solution

The fourth proportional to 891,697.78, 1,336,759.34 and 682,270.66 is: 1,022,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,697.78 : 1,336,759.34 = 682,270.66 : x
  2. Step 2: Convert to fraction form
    891,697.78/1,336,759.34 = 682,270.66/x
  3. Step 3: Cross multiply
    891,697.78x = 1,336,759.34 × 682,270.66
  4. Step 4: Simplify right side
    891,697.78x = 912,031,675,422.56
  5. Step 5: Solve for x
    x = 912,031,675,422.56/891,697.78
  6. Step 6: Final answer
    x = 1,022,803.57

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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.