Home / 2,873,310.26-4,309,986.98-1,275,443.78

Finding the Fourth Proportional to 2,873,310.26, 4,309,986.98 and 1,275,443.78

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Solution

The fourth proportional to 2,873,310.26, 4,309,986.98 and 1,275,443.78 is: 1,913,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,310.26 : 4,309,986.98 = 1,275,443.78 : x
  2. Step 2: Convert to fraction form
    2,873,310.26/4,309,986.98 = 1,275,443.78/x
  3. Step 3: Cross multiply
    2,873,310.26x = 4,309,986.98 × 1,275,443.78
  4. Step 4: Simplify right side
    2,873,310.26x = 5,497,146,085,521.99
  5. Step 5: Solve for x
    x = 5,497,146,085,521.99/2,873,310.26
  6. Step 6: Final answer
    x = 1,913,175.25

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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.