Home / 1,081,695.79-1,622,546.46-441,999.55

Finding the Fourth Proportional to 1,081,695.79, 1,622,546.46 and 441,999.55

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Solution

The fourth proportional to 1,081,695.79, 1,622,546.46 and 441,999.55 is: 663,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,695.79 : 1,622,546.46 = 441,999.55 : x
  2. Step 2: Convert to fraction form
    1,081,695.79/1,622,546.46 = 441,999.55/x
  3. Step 3: Cross multiply
    1,081,695.79x = 1,622,546.46 × 441,999.55
  4. Step 4: Simplify right side
    1,081,695.79x = 717,164,805,174.09
  5. Step 5: Solve for x
    x = 717,164,805,174.09/1,081,695.79
  6. Step 6: Final answer
    x = 663,000.46

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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.