Finding the Third Proportional to 639,171 and 1,368,114.75
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Solution
The third proportional to 639,171 and 1,368,114.75 is: 2,928,383.75
Step by Step Solution
- Step 1: Write the proportion equation
639,171 : 1,368,114.75 = 1,368,114.75 : x - Step 2: Convert to fraction form
639,171/1,368,114.75 = 1,368,114.75/x - Step 3: Cross multiply
639,171x = 1,368,114.75 × 1,368,114.75 - Step 4: Simplify right side
639,171x = 1,871,737,969,167.56 - Step 5: Solve for x
x = 1,871,737,969,167.56/639,171 - Step 6: Final answer
x = 2,928,383.75
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.