Finding the Third Proportional to 2,990,604 and 6,486,000
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Solution
The third proportional to 2,990,604 and 6,486,000 is: 14,066,789.18
Step by Step Solution
- Step 1: Write the proportion equation
2,990,604 : 6,486,000 = 6,486,000 : x - Step 2: Convert to fraction form
2,990,604/6,486,000 = 6,486,000/x - Step 3: Cross multiply
2,990,604x = 6,486,000 × 6,486,000 - Step 4: Simplify right side
2,990,604x = 42,068,196,000,000 - Step 5: Solve for x
x = 42,068,196,000,000/2,990,604 - Step 6: Final answer
x = 14,066,789.18
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.