Home / 1,183,266.96-1,632,907.59-639,402.54

Finding the Fourth Proportional to 1,183,266.96, 1,632,907.59 and 639,402.54

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Solution

The fourth proportional to 1,183,266.96, 1,632,907.59 and 639,402.54 is: 882,375.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,266.96 : 1,632,907.59 = 639,402.54 : x
  2. Step 2: Convert to fraction form
    1,183,266.96/1,632,907.59 = 639,402.54/x
  3. Step 3: Cross multiply
    1,183,266.96x = 1,632,907.59 × 639,402.54
  4. Step 4: Simplify right side
    1,183,266.96x = 1,044,085,260,631.28
  5. Step 5: Solve for x
    x = 1,044,085,260,631.28/1,183,266.96
  6. Step 6: Final answer
    x = 882,375.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.