Home / 749,906.20-1,123,109.70-734,872.60

Finding the Fourth Proportional to 749,906.20, 1,123,109.70 and 734,872.60

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Solution

The fourth proportional to 749,906.20, 1,123,109.70 and 734,872.60 is: 1,100,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,906.20 : 1,123,109.70 = 734,872.60 : x
  2. Step 2: Convert to fraction form
    749,906.20/1,123,109.70 = 734,872.60/x
  3. Step 3: Cross multiply
    749,906.20x = 1,123,109.70 × 734,872.60
  4. Step 4: Simplify right side
    749,906.20x = 825,342,545,324.22
  5. Step 5: Solve for x
    x = 825,342,545,324.22/749,906.20
  6. Step 6: Final answer
    x = 1,100,594.37

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1.5x scale

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.