Home / 2,081,428.53-3,122,588.45-622,589.54

Finding the Fourth Proportional to 2,081,428.53, 3,122,588.45 and 622,589.54

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Solution

The fourth proportional to 2,081,428.53, 3,122,588.45 and 622,589.54 is: 934,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,428.53 : 3,122,588.45 = 622,589.54 : x
  2. Step 2: Convert to fraction form
    2,081,428.53/3,122,588.45 = 622,589.54/x
  3. Step 3: Cross multiply
    2,081,428.53x = 3,122,588.45 × 622,589.54
  4. Step 4: Simplify right side
    2,081,428.53x = 1,944,090,906,700.84
  5. Step 5: Solve for x
    x = 1,944,090,906,700.84/2,081,428.53
  6. Step 6: Final answer
    x = 934,017.61

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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.