Finding the Third Proportional to 1,871.54 and 2,880.09
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Solution
The third proportional to 1,871.54 and 2,880.09 is: 4,432.12
Step by Step Solution
- Step 1: Write the proportion equation
1,871.54 : 2,880.09 = 2,880.09 : x - Step 2: Convert to fraction form
1,871.54/2,880.09 = 2,880.09/x - Step 3: Cross multiply
1,871.54x = 2,880.09 × 2,880.09 - Step 4: Simplify right side
1,871.54x = 8,294,906.26 - Step 5: Solve for x
x = 8,294,906.26/1,871.54 - Step 6: Final answer
x = 4,432.12
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.