Home / 2,553,768.81-3,524,110.25-1,392,191.01

Finding the Fourth Proportional to 2,553,768.81, 3,524,110.25 and 1,392,191.01

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Solution

The fourth proportional to 2,553,768.81, 3,524,110.25 and 1,392,191.01 is: 1,921,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,768.81 : 3,524,110.25 = 1,392,191.01 : x
  2. Step 2: Convert to fraction form
    2,553,768.81/3,524,110.25 = 1,392,191.01/x
  3. Step 3: Cross multiply
    2,553,768.81x = 3,524,110.25 × 1,392,191.01
  4. Step 4: Simplify right side
    2,553,768.81x = 4,906,234,608,298.85
  5. Step 5: Solve for x
    x = 4,906,234,608,298.85/2,553,768.81
  6. Step 6: Final answer
    x = 1,921,174.14

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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.