Finding the Third Proportional to 1,985,740 and 4,286,405
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Solution
The third proportional to 1,985,740 and 4,286,405 is: 9,252,604.99
Step by Step Solution
- Step 1: Write the proportion equation
1,985,740 : 4,286,405 = 4,286,405 : x - Step 2: Convert to fraction form
1,985,740/4,286,405 = 4,286,405/x - Step 3: Cross multiply
1,985,740x = 4,286,405 × 4,286,405 - Step 4: Simplify right side
1,985,740x = 18,373,267,824,025 - Step 5: Solve for x
x = 18,373,267,824,025/1,985,740 - Step 6: Final answer
x = 9,252,604.99
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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.