Finding the Third Proportional to 987,518 and 2,115,001
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Solution
The third proportional to 987,518 and 2,115,001 is: 4,529,769.82
Step by Step Solution
- Step 1: Write the proportion equation
987,518 : 2,115,001 = 2,115,001 : x - Step 2: Convert to fraction form
987,518/2,115,001 = 2,115,001/x - Step 3: Cross multiply
987,518x = 2,115,001 × 2,115,001 - Step 4: Simplify right side
987,518x = 4,473,229,230,001 - Step 5: Solve for x
x = 4,473,229,230,001/987,518 - Step 6: Final answer
x = 4,529,769.82
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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.