Finding the Third Proportional to 1,491.19 and 2,724.19
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Solution
The third proportional to 1,491.19 and 2,724.19 is: 4,976.70
Step by Step Solution
- Step 1: Write the proportion equation
1,491.19 : 2,724.19 = 2,724.19 : x - Step 2: Convert to fraction form
1,491.19/2,724.19 = 2,724.19/x - Step 3: Cross multiply
1,491.19x = 2,724.19 × 2,724.19 - Step 4: Simplify right side
1,491.19x = 7,421,197.54 - Step 5: Solve for x
x = 7,421,197.54/1,491.19 - Step 6: Final answer
x = 4,976.70
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Why These Related Problems?
These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.