Home / 1,640,107.70-2,460,161.55-922,662.35

Finding the Fourth Proportional to 1,640,107.70, 2,460,161.55 and 922,662.35

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Solution

The fourth proportional to 1,640,107.70, 2,460,161.55 and 922,662.35 is: 1,383,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,107.70 : 2,460,161.55 = 922,662.35 : x
  2. Step 2: Convert to fraction form
    1,640,107.70/2,460,161.55 = 922,662.35/x
  3. Step 3: Cross multiply
    1,640,107.70x = 2,460,161.55 × 922,662.35
  4. Step 4: Simplify right side
    1,640,107.70x = 2,269,898,437,102.64
  5. Step 5: Solve for x
    x = 2,269,898,437,102.64/1,640,107.70
  6. Step 6: Final answer
    x = 1,383,993.53

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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.