Finding the Third Proportional to 919,121.06 and 1,347,780.09
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Solution
The third proportional to 919,121.06 and 1,347,780.09 is: 1,976,356.82
Step by Step Solution
- Step 1: Write the proportion equation
919,121.06 : 1,347,780.09 = 1,347,780.09 : x - Step 2: Convert to fraction form
919,121.06/1,347,780.09 = 1,347,780.09/x - Step 3: Cross multiply
919,121.06x = 1,347,780.09 × 1,347,780.09 - Step 4: Simplify right side
919,121.06x = 1,816,511,181,108.76 - Step 5: Solve for x
x = 1,816,511,181,108.76/919,121.06 - Step 6: Final answer
x = 1,976,356.82
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.