Home / 2,379,801.16-3,571,120.05-863,602.39

Finding the Fourth Proportional to 2,379,801.16, 3,571,120.05 and 863,602.39

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Solution

The fourth proportional to 2,379,801.16, 3,571,120.05 and 863,602.39 is: 1,295,918.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,801.16 : 3,571,120.05 = 863,602.39 : x
  2. Step 2: Convert to fraction form
    2,379,801.16/3,571,120.05 = 863,602.39/x
  3. Step 3: Cross multiply
    2,379,801.16x = 3,571,120.05 × 863,602.39
  4. Step 4: Simplify right side
    2,379,801.16x = 3,084,027,810,156.92
  5. Step 5: Solve for x
    x = 3,084,027,810,156.92/2,379,801.16
  6. Step 6: Final answer
    x = 1,295,918.27

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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.