Home / 2,617,081.38-3,611,038.43-1,529,142.54

Finding the Fourth Proportional to 2,617,081.38, 3,611,038.43 and 1,529,142.54

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Solution

The fourth proportional to 2,617,081.38, 3,611,038.43 and 1,529,142.54 is: 2,109,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,081.38 : 3,611,038.43 = 1,529,142.54 : x
  2. Step 2: Convert to fraction form
    2,617,081.38/3,611,038.43 = 1,529,142.54/x
  3. Step 3: Cross multiply
    2,617,081.38x = 3,611,038.43 × 1,529,142.54
  4. Step 4: Simplify right side
    2,617,081.38x = 5,521,792,469,242.10
  5. Step 5: Solve for x
    x = 5,521,792,469,242.10/2,617,081.38
  6. Step 6: Final answer
    x = 2,109,904.76

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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.