Home / 1,640,161.56-2,459,961.92-441,803.62

Finding the Fourth Proportional to 1,640,161.56, 2,459,961.92 and 441,803.62

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Solution

The fourth proportional to 1,640,161.56, 2,459,961.92 and 441,803.62 is: 662,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,161.56 : 2,459,961.92 = 441,803.62 : x
  2. Step 2: Convert to fraction form
    1,640,161.56/2,459,961.92 = 441,803.62/x
  3. Step 3: Cross multiply
    1,640,161.56x = 2,459,961.92 × 441,803.62
  4. Step 4: Simplify right side
    1,640,161.56x = 1,086,820,082,422.66
  5. Step 5: Solve for x
    x = 1,086,820,082,422.66/1,640,161.56
  6. Step 6: Final answer
    x = 662,629.89

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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.