Finding the Fourth Proportional to 3,206,136.78, 4,806,556.11 and 1,499,440.23
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Solution
The fourth proportional to 3,206,136.78, 4,806,556.11 and 1,499,440.23 is: 2,247,921.44
Step by Step Solution
- Step 1: Write the proportion equation
3,206,136.78 : 4,806,556.11 = 1,499,440.23 : x - Step 2: Convert to fraction form
3,206,136.78/4,806,556.11 = 1,499,440.23/x - Step 3: Cross multiply
3,206,136.78x = 4,806,556.11 × 1,499,440.23 - Step 4: Simplify right side
3,206,136.78x = 7,207,143,599,086.31 - Step 5: Solve for x
x = 7,207,143,599,086.31/3,206,136.78 - Step 6: Final answer
x = 2,247,921.44
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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.