Home / 2,743,822.20-4,107,860.10-1,680,940.20

Finding the Fourth Proportional to 2,743,822.20, 4,107,860.10 and 1,680,940.20

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Solution

The fourth proportional to 2,743,822.20, 4,107,860.10 and 1,680,940.20 is: 2,516,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,822.20 : 4,107,860.10 = 1,680,940.20 : x
  2. Step 2: Convert to fraction form
    2,743,822.20/4,107,860.10 = 1,680,940.20/x
  3. Step 3: Cross multiply
    2,743,822.20x = 4,107,860.10 × 1,680,940.20
  4. Step 4: Simplify right side
    2,743,822.20x = 6,905,067,178,066.02
  5. Step 5: Solve for x
    x = 6,905,067,178,066.02/2,743,822.20
  6. Step 6: Final answer
    x = 2,516,586.96

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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.