Finding the Fourth Proportional to 4,902,400.70, 7,351,239.06 and 1,707,456.14
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Solution
The fourth proportional to 4,902,400.70, 7,351,239.06 and 1,707,456.14 is: 2,560,361.55
Step by Step Solution
- Step 1: Write the proportion equation
4,902,400.70 : 7,351,239.06 = 1,707,456.14 : x - Step 2: Convert to fraction form
4,902,400.70/7,351,239.06 = 1,707,456.14/x - Step 3: Cross multiply
4,902,400.70x = 7,351,239.06 × 1,707,456.14 - Step 4: Simplify right side
4,902,400.70x = 12,551,918,269,604.83 - Step 5: Solve for x
x = 12,551,918,269,604.83/4,902,400.70 - Step 6: Final answer
x = 2,560,361.55
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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.