Home / 2,871,064.20-4,301,930.70-2,469,822.60

Finding the Fourth Proportional to 2,871,064.20, 4,301,930.70 and 2,469,822.60

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Solution

The fourth proportional to 2,871,064.20, 4,301,930.70 and 2,469,822.60 is: 3,700,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,064.20 : 4,301,930.70 = 2,469,822.60 : x
  2. Step 2: Convert to fraction form
    2,871,064.20/4,301,930.70 = 2,469,822.60/x
  3. Step 3: Cross multiply
    2,871,064.20x = 4,301,930.70 × 2,469,822.60
  4. Step 4: Simplify right side
    2,871,064.20x = 10,625,005,666,493.82
  5. Step 5: Solve for x
    x = 10,625,005,666,493.82/2,871,064.20
  6. Step 6: Final answer
    x = 3,700,720.33

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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.