Home / 1,640,441.60-2,463,286.80-1,241,532.80

Finding the Fourth Proportional to 1,640,441.60, 2,463,286.80 and 1,241,532.80

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Solution

The fourth proportional to 1,640,441.60, 2,463,286.80 and 1,241,532.80 is: 1,864,285.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,441.60 : 2,463,286.80 = 1,241,532.80 : x
  2. Step 2: Convert to fraction form
    1,640,441.60/2,463,286.80 = 1,241,532.80/x
  3. Step 3: Cross multiply
    1,640,441.60x = 2,463,286.80 × 1,241,532.80
  4. Step 4: Simplify right side
    1,640,441.60x = 3,058,251,358,007.04
  5. Step 5: Solve for x
    x = 3,058,251,358,007.04/1,640,441.60
  6. Step 6: Final answer
    x = 1,864,285.42

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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.