Finding the Third Proportional to 1,491.19 and 3,242.81
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Solution
The third proportional to 1,491.19 and 3,242.81 is: 7,051.99
Step by Step Solution
- Step 1: Write the proportion equation
1,491.19 : 3,242.81 = 3,242.81 : x - Step 2: Convert to fraction form
1,491.19/3,242.81 = 3,242.81/x - Step 3: Cross multiply
1,491.19x = 3,242.81 × 3,242.81 - Step 4: Simplify right side
1,491.19x = 10,515,832.91 - Step 5: Solve for x
x = 10,515,832.91/1,491.19 - Step 6: Final answer
x = 7,051.99
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.