Home / 2,648,334.05-3,969,745.44-1,227,221.45

Finding the Fourth Proportional to 2,648,334.05, 3,969,745.44 and 1,227,221.45

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Solution

The fourth proportional to 2,648,334.05, 3,969,745.44 and 1,227,221.45 is: 1,839,555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,334.05 : 3,969,745.44 = 1,227,221.45 : x
  2. Step 2: Convert to fraction form
    2,648,334.05/3,969,745.44 = 1,227,221.45/x
  3. Step 3: Cross multiply
    2,648,334.05x = 3,969,745.44 × 1,227,221.45
  4. Step 4: Simplify right side
    2,648,334.05x = 4,871,756,735,158.96
  5. Step 5: Solve for x
    x = 4,871,756,735,158.96/2,648,334.05
  6. Step 6: Final answer
    x = 1,839,555.23

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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.