Home / 6,179,356.80-9,269,035.20-1,919,491.20

Finding the Fourth Proportional to 6,179,356.80, 9,269,035.20 and 1,919,491.20

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Solution

The fourth proportional to 6,179,356.80, 9,269,035.20 and 1,919,491.20 is: 2,879,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179,356.80 : 9,269,035.20 = 1,919,491.20 : x
  2. Step 2: Convert to fraction form
    6,179,356.80/9,269,035.20 = 1,919,491.20/x
  3. Step 3: Cross multiply
    6,179,356.80x = 9,269,035.20 × 1,919,491.20
  4. Step 4: Simplify right side
    6,179,356.80x = 17,791,831,498,890.24
  5. Step 5: Solve for x
    x = 17,791,831,498,890.24/6,179,356.80
  6. Step 6: Final answer
    x = 2,879,236.80

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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.