Home / 1,233,859.20-1,853,553.60-1,183,478.40

Finding the Fourth Proportional to 1,233,859.20, 1,853,553.60 and 1,183,478.40

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Solution

The fourth proportional to 1,233,859.20, 1,853,553.60 and 1,183,478.40 is: 1,777,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,859.20 : 1,853,553.60 = 1,183,478.40 : x
  2. Step 2: Convert to fraction form
    1,233,859.20/1,853,553.60 = 1,183,478.40/x
  3. Step 3: Cross multiply
    1,233,859.20x = 1,853,553.60 × 1,183,478.40
  4. Step 4: Simplify right side
    1,233,859.20x = 2,193,640,648,842.24
  5. Step 5: Solve for x
    x = 2,193,640,648,842.24/1,233,859.20
  6. Step 6: Final answer
    x = 1,777,869.51

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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.