Finding the Third Proportional to 1,969,576.36 and 4,284,243.09
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Solution
The third proportional to 1,969,576.36 and 4,284,243.09 is: 9,319,130.38
Step by Step Solution
- Step 1: Write the proportion equation
1,969,576.36 : 4,284,243.09 = 4,284,243.09 : x - Step 2: Convert to fraction form
1,969,576.36/4,284,243.09 = 4,284,243.09/x - Step 3: Cross multiply
1,969,576.36x = 4,284,243.09 × 4,284,243.09 - Step 4: Simplify right side
1,969,576.36x = 18,354,738,886,344.57 - Step 5: Solve for x
x = 18,354,738,886,344.57/1,969,576.36 - Step 6: Final answer
x = 9,319,130.38
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.