Home / 3,571,394.69-4,928,560.82-1,939,833.90

Finding the Fourth Proportional to 3,571,394.69, 4,928,560.82 and 1,939,833.90

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Solution

The fourth proportional to 3,571,394.69, 4,928,560.82 and 1,939,833.90 is: 2,676,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,394.69 : 4,928,560.82 = 1,939,833.90 : x
  2. Step 2: Convert to fraction form
    3,571,394.69/4,928,560.82 = 1,939,833.90/x
  3. Step 3: Cross multiply
    3,571,394.69x = 4,928,560.82 × 1,939,833.90
  4. Step 4: Simplify right side
    3,571,394.69x = 9,560,589,347,148.63
  5. Step 5: Solve for x
    x = 9,560,589,347,148.63/3,571,394.69
  6. Step 6: Final answer
    x = 2,676,990.42

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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.