Home / 2,983,217.90-4,116,867.78-1,805,843.82

Finding the Fourth Proportional to 2,983,217.90, 4,116,867.78 and 1,805,843.82

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Solution

The fourth proportional to 2,983,217.90, 4,116,867.78 and 1,805,843.82 is: 2,492,080.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,217.90 : 4,116,867.78 = 1,805,843.82 : x
  2. Step 2: Convert to fraction form
    2,983,217.90/4,116,867.78 = 1,805,843.82/x
  3. Step 3: Cross multiply
    2,983,217.90x = 4,116,867.78 × 1,805,843.82
  4. Step 4: Simplify right side
    2,983,217.90x = 7,434,420,238,270.12
  5. Step 5: Solve for x
    x = 7,434,420,238,270.12/2,983,217.90
  6. Step 6: Final answer
    x = 2,492,080.86

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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.