Finding the Third Proportional to 987,906.38 and 1,489,640.63
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Solution
The third proportional to 987,906.38 and 1,489,640.63 is: 2,246,193.82
Step by Step Solution
- Step 1: Write the proportion equation
987,906.38 : 1,489,640.63 = 1,489,640.63 : x - Step 2: Convert to fraction form
987,906.38/1,489,640.63 = 1,489,640.63/x - Step 3: Cross multiply
987,906.38x = 1,489,640.63 × 1,489,640.63 - Step 4: Simplify right side
987,906.38x = 2,219,029,191,650.39 - Step 5: Solve for x
x = 2,219,029,191,650.39/987,906.38 - Step 6: Final answer
x = 2,246,193.82
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.