Finding the Third Proportional to 988,992 and 2,135,664
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Solution
The third proportional to 988,992 and 2,135,664 is: 4,611,827.72
Step by Step Solution
- Step 1: Write the proportion equation
988,992 : 2,135,664 = 2,135,664 : x - Step 2: Convert to fraction form
988,992/2,135,664 = 2,135,664/x - Step 3: Cross multiply
988,992x = 2,135,664 × 2,135,664 - Step 4: Simplify right side
988,992x = 4,561,060,720,896 - Step 5: Solve for x
x = 4,561,060,720,896/988,992 - Step 6: Final answer
x = 4,611,827.72
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.