Finding the Fourth Proportional to 3,819,982.26, 5,272,324.36 and 2,189,482.46
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Solution
The fourth proportional to 3,819,982.26, 5,272,324.36 and 2,189,482.46 is: 3,021,915.00
Step by Step Solution
- Step 1: Write the proportion equation
3,819,982.26 : 5,272,324.36 = 2,189,482.46 : x - Step 2: Convert to fraction form
3,819,982.26/5,272,324.36 = 2,189,482.46/x - Step 3: Cross multiply
3,819,982.26x = 5,272,324.36 × 2,189,482.46 - Step 4: Simplify right side
3,819,982.26x = 11,543,661,709,650.73 - Step 5: Solve for x
x = 11,543,661,709,650.73/3,819,982.26 - Step 6: Final answer
x = 3,021,915.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.