Home / 2,754,580.20-4,131,870.30-2,728,008.15

Finding the Fourth Proportional to 2,754,580.20, 4,131,870.30 and 2,728,008.15

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Solution

The fourth proportional to 2,754,580.20, 4,131,870.30 and 2,728,008.15 is: 4,092,012.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,580.20 : 4,131,870.30 = 2,728,008.15 : x
  2. Step 2: Convert to fraction form
    2,754,580.20/4,131,870.30 = 2,728,008.15/x
  3. Step 3: Cross multiply
    2,754,580.20x = 4,131,870.30 × 2,728,008.15
  4. Step 4: Simplify right side
    2,754,580.20x = 11,271,775,853,142.94
  5. Step 5: Solve for x
    x = 11,271,775,853,142.94/2,754,580.20
  6. Step 6: Final answer
    x = 4,092,012.23

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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.