Home / 1,940,653.80-2,910,980.70-1,100,845.80

Finding the Fourth Proportional to 1,940,653.80, 2,910,980.70 and 1,100,845.80

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Solution

The fourth proportional to 1,940,653.80, 2,910,980.70 and 1,100,845.80 is: 1,651,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,653.80 : 2,910,980.70 = 1,100,845.80 : x
  2. Step 2: Convert to fraction form
    1,940,653.80/2,910,980.70 = 1,100,845.80/x
  3. Step 3: Cross multiply
    1,940,653.80x = 2,910,980.70 × 1,100,845.80
  4. Step 4: Simplify right side
    1,940,653.80x = 3,204,540,877,476.06
  5. Step 5: Solve for x
    x = 3,204,540,877,476.06/1,940,653.80
  6. Step 6: Final answer
    x = 1,651,268.70

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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.