Home / 1,193,593.74-1,790,409.60-664,477.86

Finding the Fourth Proportional to 1,193,593.74, 1,790,409.60 and 664,477.86

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Solution

The fourth proportional to 1,193,593.74, 1,790,409.60 and 664,477.86 is: 996,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,593.74 : 1,790,409.60 = 664,477.86 : x
  2. Step 2: Convert to fraction form
    1,193,593.74/1,790,409.60 = 664,477.86/x
  3. Step 3: Cross multiply
    1,193,593.74x = 1,790,409.60 × 664,477.86
  4. Step 4: Simplify right side
    1,193,593.74x = 1,189,687,539,531.46
  5. Step 5: Solve for x
    x = 1,189,687,539,531.46/1,193,593.74
  6. Step 6: Final answer
    x = 996,727.36

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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.