Finding the Third Proportional to 859,743.49 and 1,821,900.09
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Solution
The third proportional to 859,743.49 and 1,821,900.09 is: 3,860,825.91
Step by Step Solution
- Step 1: Write the proportion equation
859,743.49 : 1,821,900.09 = 1,821,900.09 : x - Step 2: Convert to fraction form
859,743.49/1,821,900.09 = 1,821,900.09/x - Step 3: Cross multiply
859,743.49x = 1,821,900.09 × 1,821,900.09 - Step 4: Simplify right side
859,743.49x = 3,319,319,951,606.26 - Step 5: Solve for x
x = 3,319,319,951,606.26/859,743.49 - Step 6: Final answer
x = 3,860,825.91
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.