Finding the Fourth Proportional to 5,859,172.97, 8,085,557.23 and 3,245,622.09
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Solution
The fourth proportional to 5,859,172.97, 8,085,557.23 and 3,245,622.09 is: 4,478,902.28
Step by Step Solution
- Step 1: Write the proportion equation
5,859,172.97 : 8,085,557.23 = 3,245,622.09 : x - Step 2: Convert to fraction form
5,859,172.97/8,085,557.23 = 3,245,622.09/x - Step 3: Cross multiply
5,859,172.97x = 8,085,557.23 × 3,245,622.09 - Step 4: Simplify right side
5,859,172.97x = 26,242,663,197,237.99 - Step 5: Solve for x
x = 26,242,663,197,237.99/5,859,172.97 - Step 6: Final answer
x = 4,478,902.28
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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.