Home / 2,214,661.20-3,321,991.80-1,413,563.10

Finding the Fourth Proportional to 2,214,661.20, 3,321,991.80 and 1,413,563.10

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Solution

The fourth proportional to 2,214,661.20, 3,321,991.80 and 1,413,563.10 is: 2,120,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,661.20 : 3,321,991.80 = 1,413,563.10 : x
  2. Step 2: Convert to fraction form
    2,214,661.20/3,321,991.80 = 1,413,563.10/x
  3. Step 3: Cross multiply
    2,214,661.20x = 3,321,991.80 × 1,413,563.10
  4. Step 4: Simplify right side
    2,214,661.20x = 4,695,845,026,982.58
  5. Step 5: Solve for x
    x = 4,695,845,026,982.58/2,214,661.20
  6. Step 6: Final answer
    x = 2,120,344.65

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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.