Finding the Fourth Proportional to 5,040,157.70, 7,561,220.70 and 2,007,007.40
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Solution
The fourth proportional to 5,040,157.70, 7,561,220.70 and 2,007,007.40 is: 3,010,902.99
Step by Step Solution
- Step 1: Write the proportion equation
5,040,157.70 : 7,561,220.70 = 2,007,007.40 : x - Step 2: Convert to fraction form
5,040,157.70/7,561,220.70 = 2,007,007.40/x - Step 3: Cross multiply
5,040,157.70x = 7,561,220.70 × 2,007,007.40 - Step 4: Simplify right side
5,040,157.70x = 15,175,425,897,933.18 - Step 5: Solve for x
x = 15,175,425,897,933.18/5,040,157.70 - Step 6: Final answer
x = 3,010,902.99
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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.