Finding the Third Proportional to 2,990,781 and 6,560,571
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Solution
The third proportional to 2,990,781 and 6,560,571 is: 14,391,254.94
Step by Step Solution
- Step 1: Write the proportion equation
2,990,781 : 6,560,571 = 6,560,571 : x - Step 2: Convert to fraction form
2,990,781/6,560,571 = 6,560,571/x - Step 3: Cross multiply
2,990,781x = 6,560,571 × 6,560,571 - Step 4: Simplify right side
2,990,781x = 43,041,091,846,041 - Step 5: Solve for x
x = 43,041,091,846,041/2,990,781 - Step 6: Final answer
x = 14,391,254.94
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.