Home / 3,783,719.79-5,677,572.56-2,187,404.19

Finding the Fourth Proportional to 3,783,719.79, 5,677,572.56 and 2,187,404.19

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Solution

The fourth proportional to 3,783,719.79, 5,677,572.56 and 2,187,404.19 is: 3,282,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,719.79 : 5,677,572.56 = 2,187,404.19 : x
  2. Step 2: Convert to fraction form
    3,783,719.79/5,677,572.56 = 2,187,404.19/x
  3. Step 3: Cross multiply
    3,783,719.79x = 5,677,572.56 × 2,187,404.19
  4. Step 4: Simplify right side
    3,783,719.79x = 12,419,145,995,836.00
  5. Step 5: Solve for x
    x = 12,419,145,995,836.00/3,783,719.79
  6. Step 6: Final answer
    x = 3,282,258.38

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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.