Home / 1,183,241.37-1,632,872.46-639,377.01

Finding the Fourth Proportional to 1,183,241.37, 1,632,872.46 and 639,377.01

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Solution

The fourth proportional to 1,183,241.37, 1,632,872.46 and 639,377.01 is: 882,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,241.37 : 1,632,872.46 = 639,377.01 : x
  2. Step 2: Convert to fraction form
    1,183,241.37/1,632,872.46 = 639,377.01/x
  3. Step 3: Cross multiply
    1,183,241.37x = 1,632,872.46 × 639,377.01
  4. Step 4: Simplify right side
    1,183,241.37x = 1,044,021,113,995.44
  5. Step 5: Solve for x
    x = 1,044,021,113,995.44/1,183,241.37
  6. Step 6: Final answer
    x = 882,339.94

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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.