Finding the Third Proportional to 1,121.06 and 2,655.84
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Solution
The third proportional to 1,121.06 and 2,655.84 is: 6,291.80
Step by Step Solution
- Step 1: Write the proportion equation
1,121.06 : 2,655.84 = 2,655.84 : x - Step 2: Convert to fraction form
1,121.06/2,655.84 = 2,655.84/x - Step 3: Cross multiply
1,121.06x = 2,655.84 × 2,655.84 - Step 4: Simplify right side
1,121.06x = 7,053,506.02 - Step 5: Solve for x
x = 7,053,506.02/1,121.06 - Step 6: Final answer
x = 6,291.80
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These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.