Finding the Fourth Proportional to 2,958,115.82, 4,438,578.94 and 2,048,697.79
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Solution
The fourth proportional to 2,958,115.82, 4,438,578.94 and 2,048,697.79 is: 3,074,019.89
Step by Step Solution
- Step 1: Write the proportion equation
2,958,115.82 : 4,438,578.94 = 2,048,697.79 : x - Step 2: Convert to fraction form
2,958,115.82/4,438,578.94 = 2,048,697.79/x - Step 3: Cross multiply
2,958,115.82x = 4,438,578.94 × 2,048,697.79 - Step 4: Simplify right side
2,958,115.82x = 9,093,306,865,118.54 - Step 5: Solve for x
x = 9,093,306,865,118.54/2,958,115.82 - Step 6: Final answer
x = 3,074,019.89
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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.