Finding the Third Proportional to 678,639.75 and 1,049,841.75
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Solution
The third proportional to 678,639.75 and 1,049,841.75 is: 1,624,083.62
Step by Step Solution
- Step 1: Write the proportion equation
678,639.75 : 1,049,841.75 = 1,049,841.75 : x - Step 2: Convert to fraction form
678,639.75/1,049,841.75 = 1,049,841.75/x - Step 3: Cross multiply
678,639.75x = 1,049,841.75 × 1,049,841.75 - Step 4: Simplify right side
678,639.75x = 1,102,167,700,043.06 - Step 5: Solve for x
x = 1,102,167,700,043.06/678,639.75 - Step 6: Final answer
x = 1,624,083.62
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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.