Finding the Third Proportional to 1,805.63 and 2,805.19
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Solution
The third proportional to 1,805.63 and 2,805.19 is: 4,358.09
Step by Step Solution
- Step 1: Write the proportion equation
1,805.63 : 2,805.19 = 2,805.19 : x - Step 2: Convert to fraction form
1,805.63/2,805.19 = 2,805.19/x - Step 3: Cross multiply
1,805.63x = 2,805.19 × 2,805.19 - Step 4: Simplify right side
1,805.63x = 7,869,076.91 - Step 5: Solve for x
x = 7,869,076.91/1,805.63 - Step 6: Final answer
x = 4,358.09
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.