Finding the Third Proportional to 1,214.57 and 2,648.99
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Solution
The third proportional to 1,214.57 and 2,648.99 is: 5,777.47
Step by Step Solution
- Step 1: Write the proportion equation
1,214.57 : 2,648.99 = 2,648.99 : x - Step 2: Convert to fraction form
1,214.57/2,648.99 = 2,648.99/x - Step 3: Cross multiply
1,214.57x = 2,648.99 × 2,648.99 - Step 4: Simplify right side
1,214.57x = 7,017,136.00 - Step 5: Solve for x
x = 7,017,136.00/1,214.57 - Step 6: Final answer
x = 5,777.47
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.