Home / 6,179,359.80-9,269,039.70-1,919,494.20

Finding the Fourth Proportional to 6,179,359.80, 9,269,039.70 and 1,919,494.20

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Solution

The fourth proportional to 6,179,359.80, 9,269,039.70 and 1,919,494.20 is: 2,879,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179,359.80 : 9,269,039.70 = 1,919,494.20 : x
  2. Step 2: Convert to fraction form
    6,179,359.80/9,269,039.70 = 1,919,494.20/x
  3. Step 3: Cross multiply
    6,179,359.80x = 9,269,039.70 × 1,919,494.20
  4. Step 4: Simplify right side
    6,179,359.80x = 17,791,867,943,719.74
  5. Step 5: Solve for x
    x = 17,791,867,943,719.74/6,179,359.80
  6. Step 6: Final answer
    x = 2,879,241.30

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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.