Finding the Fourth Proportional to 2,006,578.20, 3,010,231.80 and 658,365.60
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Solution
The fourth proportional to 2,006,578.20, 3,010,231.80 and 658,365.60 is: 987,667.99
Step by Step Solution
- Step 1: Write the proportion equation
2,006,578.20 : 3,010,231.80 = 658,365.60 : x - Step 2: Convert to fraction form
2,006,578.20/3,010,231.80 = 658,365.60/x - Step 3: Cross multiply
2,006,578.20x = 3,010,231.80 × 658,365.60 - Step 4: Simplify right side
2,006,578.20x = 1,981,833,065,146.08 - Step 5: Solve for x
x = 1,981,833,065,146.08/2,006,578.20 - Step 6: Final answer
x = 987,667.99
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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.