Home / 1,936,651.44-2,672,540.64-1,077,193.20

Finding the Fourth Proportional to 1,936,651.44, 2,672,540.64 and 1,077,193.20

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Solution

The fourth proportional to 1,936,651.44, 2,672,540.64 and 1,077,193.20 is: 1,486,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,651.44 : 2,672,540.64 = 1,077,193.20 : x
  2. Step 2: Convert to fraction form
    1,936,651.44/2,672,540.64 = 1,077,193.20/x
  3. Step 3: Cross multiply
    1,936,651.44x = 2,672,540.64 × 1,077,193.20
  4. Step 4: Simplify right side
    1,936,651.44x = 2,878,842,604,131.65
  5. Step 5: Solve for x
    x = 2,878,842,604,131.65/1,936,651.44
  6. Step 6: Final answer
    x = 1,486,505.29

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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.