Finding the Third Proportional to 2,660,085 and 4,127,355
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Solution
The third proportional to 2,660,085 and 4,127,355 is: 6,403,952.99
Step by Step Solution
- Step 1: Write the proportion equation
2,660,085 : 4,127,355 = 4,127,355 : x - Step 2: Convert to fraction form
2,660,085/4,127,355 = 4,127,355/x - Step 3: Cross multiply
2,660,085x = 4,127,355 × 4,127,355 - Step 4: Simplify right side
2,660,085x = 17,035,059,296,025 - Step 5: Solve for x
x = 17,035,059,296,025/2,660,085 - Step 6: Final answer
x = 6,403,952.99
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.