Finding the Third Proportional to 987,548 and 2,122,416
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Solution
The third proportional to 987,548 and 2,122,416 is: 4,561,448.84
Step by Step Solution
- Step 1: Write the proportion equation
987,548 : 2,122,416 = 2,122,416 : x - Step 2: Convert to fraction form
987,548/2,122,416 = 2,122,416/x - Step 3: Cross multiply
987,548x = 2,122,416 × 2,122,416 - Step 4: Simplify right side
987,548x = 4,504,649,677,056 - Step 5: Solve for x
x = 4,504,649,677,056/987,548 - Step 6: Final answer
x = 4,561,448.84
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.