Home / 1,933,418.56-2,900,131.64-719,261.42

Finding the Fourth Proportional to 1,933,418.56, 2,900,131.64 and 719,261.42

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Solution

The fourth proportional to 1,933,418.56, 2,900,131.64 and 719,261.42 is: 1,078,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,418.56 : 2,900,131.64 = 719,261.42 : x
  2. Step 2: Convert to fraction form
    1,933,418.56/2,900,131.64 = 719,261.42/x
  3. Step 3: Cross multiply
    1,933,418.56x = 2,900,131.64 × 719,261.42
  4. Step 4: Simplify right side
    1,933,418.56x = 2,085,952,783,476.36
  5. Step 5: Solve for x
    x = 2,085,952,783,476.36/1,933,418.56
  6. Step 6: Final answer
    x = 1,078,893.54

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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.