Home / 2,951,131.80-4,428,771.30-1,888,757.40

Finding the Fourth Proportional to 2,951,131.80, 4,428,771.30 and 1,888,757.40

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Solution

The fourth proportional to 2,951,131.80, 4,428,771.30 and 1,888,757.40 is: 2,834,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,131.80 : 4,428,771.30 = 1,888,757.40 : x
  2. Step 2: Convert to fraction form
    2,951,131.80/4,428,771.30 = 1,888,757.40/x
  3. Step 3: Cross multiply
    2,951,131.80x = 4,428,771.30 × 1,888,757.40
  4. Step 4: Simplify right side
    2,951,131.80x = 8,364,874,565,782.62
  5. Step 5: Solve for x
    x = 8,364,874,565,782.62/2,951,131.80
  6. Step 6: Final answer
    x = 2,834,463.23

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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.