Finding the Third Proportional to 2,990,692 and 6,560,387
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Solution
The third proportional to 2,990,692 and 6,560,387 is: 14,390,875.95
Step by Step Solution
- Step 1: Write the proportion equation
2,990,692 : 6,560,387 = 6,560,387 : x - Step 2: Convert to fraction form
2,990,692/6,560,387 = 6,560,387/x - Step 3: Cross multiply
2,990,692x = 6,560,387 × 6,560,387 - Step 4: Simplify right side
2,990,692x = 43,038,677,589,769 - Step 5: Solve for x
x = 43,038,677,589,769/2,990,692 - Step 6: Final answer
x = 14,390,875.95
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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.