Home / 3,975,078.33-5,485,772.94-2,256,358.77

Finding the Fourth Proportional to 3,975,078.33, 5,485,772.94 and 2,256,358.77

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Solution

The fourth proportional to 3,975,078.33, 5,485,772.94 and 2,256,358.77 is: 3,113,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,078.33 : 5,485,772.94 = 2,256,358.77 : x
  2. Step 2: Convert to fraction form
    3,975,078.33/5,485,772.94 = 2,256,358.77/x
  3. Step 3: Cross multiply
    3,975,078.33x = 5,485,772.94 × 2,256,358.77
  4. Step 4: Simplify right side
    3,975,078.33x = 12,377,871,883,397.69
  5. Step 5: Solve for x
    x = 12,377,871,883,397.69/3,975,078.33
  6. Step 6: Final answer
    x = 3,113,868.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.