Home / 3,934,943.17-5,430,078.22-2,192,522.53

Finding the Fourth Proportional to 3,934,943.17, 5,430,078.22 and 2,192,522.53

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Solution

The fourth proportional to 3,934,943.17, 5,430,078.22 and 2,192,522.53 is: 3,025,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,943.17 : 5,430,078.22 = 2,192,522.53 : x
  2. Step 2: Convert to fraction form
    3,934,943.17/5,430,078.22 = 2,192,522.53/x
  3. Step 3: Cross multiply
    3,934,943.17x = 5,430,078.22 × 2,192,522.53
  4. Step 4: Simplify right side
    3,934,943.17x = 11,905,568,855,156.59
  5. Step 5: Solve for x
    x = 11,905,568,855,156.59/3,934,943.17
  6. Step 6: Final answer
    x = 3,025,601.22

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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.