Finding the Fourth Proportional to 3,392,859.99, 5,089,286.73 and 868,511.19
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Solution
The fourth proportional to 3,392,859.99, 5,089,286.73 and 868,511.19 is: 1,302,765.95
Step by Step Solution
- Step 1: Write the proportion equation
3,392,859.99 : 5,089,286.73 = 868,511.19 : x - Step 2: Convert to fraction form
3,392,859.99/5,089,286.73 = 868,511.19/x - Step 3: Cross multiply
3,392,859.99x = 5,089,286.73 × 868,511.19 - Step 4: Simplify right side
3,392,859.99x = 4,420,102,474,123.51 - Step 5: Solve for x
x = 4,420,102,474,123.51/3,392,859.99 - Step 6: Final answer
x = 1,302,765.95
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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.