Home / 1,219,560.50-1,682,993.49-683,016.50

Finding the Fourth Proportional to 1,219,560.50, 1,682,993.49 and 683,016.50

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Solution

The fourth proportional to 1,219,560.50, 1,682,993.49 and 683,016.50 is: 942,562.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,560.50 : 1,682,993.49 = 683,016.50 : x
  2. Step 2: Convert to fraction form
    1,219,560.50/1,682,993.49 = 683,016.50/x
  3. Step 3: Cross multiply
    1,219,560.50x = 1,682,993.49 × 683,016.50
  4. Step 4: Simplify right side
    1,219,560.50x = 1,149,512,323,062.59
  5. Step 5: Solve for x
    x = 1,149,512,323,062.59/1,219,560.50
  6. Step 6: Final answer
    x = 942,562.77

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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.