Home / 2,721,168.27-4,082,342.90-827,860.50

Finding the Fourth Proportional to 2,721,168.27, 4,082,342.90 and 827,860.50

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Solution

The fourth proportional to 2,721,168.27, 4,082,342.90 and 827,860.50 is: 1,241,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,168.27 : 4,082,342.90 = 827,860.50 : x
  2. Step 2: Convert to fraction form
    2,721,168.27/4,082,342.90 = 827,860.50/x
  3. Step 3: Cross multiply
    2,721,168.27x = 4,082,342.90 × 827,860.50
  4. Step 4: Simplify right side
    2,721,168.27x = 3,379,610,430,226.15
  5. Step 5: Solve for x
    x = 3,379,610,430,226.15/2,721,168.27
  6. Step 6: Final answer
    x = 1,241,970.39

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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.