Finding the Third Proportional to 639,165.94 and 1,368,105.19
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Solution
The third proportional to 639,165.94 and 1,368,105.19 is: 2,928,366.01
Step by Step Solution
- Step 1: Write the proportion equation
639,165.94 : 1,368,105.19 = 1,368,105.19 : x - Step 2: Convert to fraction form
639,165.94/1,368,105.19 = 1,368,105.19/x - Step 3: Cross multiply
639,165.94x = 1,368,105.19 × 1,368,105.19 - Step 4: Simplify right side
639,165.94x = 1,871,711,804,064.41 - Step 5: Solve for x
x = 1,871,711,804,064.41/639,165.94 - Step 6: Final answer
x = 2,928,366.01
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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.