Finding the Third Proportional to 412,431.75 and 864,285.19
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Solution
The third proportional to 412,431.75 and 864,285.19 is: 1,811,181.81
Step by Step Solution
- Step 1: Write the proportion equation
412,431.75 : 864,285.19 = 864,285.19 : x - Step 2: Convert to fraction form
412,431.75/864,285.19 = 864,285.19/x - Step 3: Cross multiply
412,431.75x = 864,285.19 × 864,285.19 - Step 4: Simplify right side
412,431.75x = 746,988,885,331.91 - Step 5: Solve for x
x = 746,988,885,331.91/412,431.75 - Step 6: Final answer
x = 1,811,181.81
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.