Home / 2,871,660.20-4,305,416.70-1,609,874.60

Finding the Fourth Proportional to 2,871,660.20, 4,305,416.70 and 1,609,874.60

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Solution

The fourth proportional to 2,871,660.20, 4,305,416.70 and 1,609,874.60 is: 2,413,649.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,660.20 : 4,305,416.70 = 1,609,874.60 : x
  2. Step 2: Convert to fraction form
    2,871,660.20/4,305,416.70 = 1,609,874.60/x
  3. Step 3: Cross multiply
    2,871,660.20x = 4,305,416.70 × 1,609,874.60
  4. Step 4: Simplify right side
    2,871,660.20x = 6,931,180,987,745.82
  5. Step 5: Solve for x
    x = 6,931,180,987,745.82/2,871,660.20
  6. Step 6: Final answer
    x = 2,413,649.42

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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.