Finding the Fourth Proportional to 3,909,246.24, 5,394,756.06 and 2,190,379.08
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Solution
The fourth proportional to 3,909,246.24, 5,394,756.06 and 2,190,379.08 is: 3,022,721.03
Step by Step Solution
- Step 1: Write the proportion equation
3,909,246.24 : 5,394,756.06 = 2,190,379.08 : x - Step 2: Convert to fraction form
3,909,246.24/5,394,756.06 = 2,190,379.08/x - Step 3: Cross multiply
3,909,246.24x = 5,394,756.06 × 2,190,379.08 - Step 4: Simplify right side
3,909,246.24x = 11,816,560,815,527.22 - Step 5: Solve for x
x = 11,816,560,815,527.22/3,909,246.24 - Step 6: Final answer
x = 3,022,721.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.