Home / 1,936,505.88-2,672,190.90-1,120,546.80

Finding the Fourth Proportional to 1,936,505.88, 2,672,190.90 and 1,120,546.80

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Solution

The fourth proportional to 1,936,505.88, 2,672,190.90 and 1,120,546.80 is: 1,546,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,505.88 : 2,672,190.90 = 1,120,546.80 : x
  2. Step 2: Convert to fraction form
    1,936,505.88/2,672,190.90 = 1,120,546.80/x
  3. Step 3: Cross multiply
    1,936,505.88x = 2,672,190.90 × 1,120,546.80
  4. Step 4: Simplify right side
    1,936,505.88x = 2,994,314,961,984.12
  5. Step 5: Solve for x
    x = 2,994,314,961,984.12/1,936,505.88
  6. Step 6: Final answer
    x = 1,546,246.25

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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.