Finding the Fourth Proportional to 3,647,263.20, 5,463,021.60 and 2,371,804.80
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Solution
The fourth proportional to 3,647,263.20, 5,463,021.60 and 2,371,804.80 is: 3,552,587.28
Step by Step Solution
- Step 1: Write the proportion equation
3,647,263.20 : 5,463,021.60 = 2,371,804.80 : x - Step 2: Convert to fraction form
3,647,263.20/5,463,021.60 = 2,371,804.80/x - Step 3: Cross multiply
3,647,263.20x = 5,463,021.60 × 2,371,804.80 - Step 4: Simplify right side
3,647,263.20x = 12,957,220,853,383.68 - Step 5: Solve for x
x = 12,957,220,853,383.68/3,647,263.20 - Step 6: Final answer
x = 3,552,587.28
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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.