Home / 1,640,441.80-2,460,662.70-1,002,712.60

Finding the Fourth Proportional to 1,640,441.80, 2,460,662.70 and 1,002,712.60

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Solution

The fourth proportional to 1,640,441.80, 2,460,662.70 and 1,002,712.60 is: 1,504,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,441.80 : 2,460,662.70 = 1,002,712.60 : x
  2. Step 2: Convert to fraction form
    1,640,441.80/2,460,662.70 = 1,002,712.60/x
  3. Step 3: Cross multiply
    1,640,441.80x = 2,460,662.70 × 1,002,712.60
  4. Step 4: Simplify right side
    1,640,441.80x = 2,467,337,493,640.02
  5. Step 5: Solve for x
    x = 2,467,337,493,640.02/1,640,441.80
  6. Step 6: Final answer
    x = 1,504,068.90

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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.