Home / 3,275,313.18-4,912,969.77-1,279,369.50

Finding the Fourth Proportional to 3,275,313.18, 4,912,969.77 and 1,279,369.50

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Solution

The fourth proportional to 3,275,313.18, 4,912,969.77 and 1,279,369.50 is: 1,919,054.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,313.18 : 4,912,969.77 = 1,279,369.50 : x
  2. Step 2: Convert to fraction form
    3,275,313.18/4,912,969.77 = 1,279,369.50/x
  3. Step 3: Cross multiply
    3,275,313.18x = 4,912,969.77 × 1,279,369.50
  4. Step 4: Simplify right side
    3,275,313.18x = 6,285,503,678,160.02
  5. Step 5: Solve for x
    x = 6,285,503,678,160.02/3,275,313.18
  6. Step 6: Final answer
    x = 1,919,054.25

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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.