Finding the Third Proportional to 819,590 and 1,679,644
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Solution
The third proportional to 819,590 and 1,679,644 is: 3,442,213.75
Step by Step Solution
- Step 1: Write the proportion equation
819,590 : 1,679,644 = 1,679,644 : x - Step 2: Convert to fraction form
819,590/1,679,644 = 1,679,644/x - Step 3: Cross multiply
819,590x = 1,679,644 × 1,679,644 - Step 4: Simplify right side
819,590x = 2,821,203,966,736 - Step 5: Solve for x
x = 2,821,203,966,736/819,590 - Step 6: Final answer
x = 3,442,213.75
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.