Finding the Third Proportional to 1,419.19 and 3,118.08
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Solution
The third proportional to 1,419.19 and 3,118.08 is: 6,850.69
Step by Step Solution
- Step 1: Write the proportion equation
1,419.19 : 3,118.08 = 3,118.08 : x - Step 2: Convert to fraction form
1,419.19/3,118.08 = 3,118.08/x - Step 3: Cross multiply
1,419.19x = 3,118.08 × 3,118.08 - Step 4: Simplify right side
1,419.19x = 9,722,411.19 - Step 5: Solve for x
x = 9,722,411.19/1,419.19 - Step 6: Final answer
x = 6,850.69
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.