Home / 1,193,600.28-1,790,419.36-664,484.34

Finding the Fourth Proportional to 1,193,600.28, 1,790,419.36 and 664,484.34

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Solution

The fourth proportional to 1,193,600.28, 1,790,419.36 and 664,484.34 is: 996,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,600.28 : 1,790,419.36 = 664,484.34 : x
  2. Step 2: Convert to fraction form
    1,193,600.28/1,790,419.36 = 664,484.34/x
  3. Step 3: Cross multiply
    1,193,600.28x = 1,790,419.36 × 664,484.34
  4. Step 4: Simplify right side
    1,193,600.28x = 1,189,705,626,752.82
  5. Step 5: Solve for x
    x = 1,189,705,626,752.82/1,193,600.28
  6. Step 6: Final answer
    x = 996,737.05

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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.