Home / 2,843,103.80-4,257,657.30-1,891,321.40

Finding the Fourth Proportional to 2,843,103.80, 4,257,657.30 and 1,891,321.40

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Solution

The fourth proportional to 2,843,103.80, 4,257,657.30 and 1,891,321.40 is: 2,832,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,103.80 : 4,257,657.30 = 1,891,321.40 : x
  2. Step 2: Convert to fraction form
    2,843,103.80/4,257,657.30 = 1,891,321.40/x
  3. Step 3: Cross multiply
    2,843,103.80x = 4,257,657.30 × 1,891,321.40
  4. Step 4: Simplify right side
    2,843,103.80x = 8,052,598,365,356.22
  5. Step 5: Solve for x
    x = 8,052,598,365,356.22/2,843,103.80
  6. Step 6: Final answer
    x = 2,832,326.55

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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.