Finding the Fourth Proportional to 4,993,375.90, 6,890,829.84 and 2,701,487.38
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Solution
The fourth proportional to 4,993,375.90, 6,890,829.84 and 2,701,487.38 is: 3,728,036.95
Step by Step Solution
- Step 1: Write the proportion equation
4,993,375.90 : 6,890,829.84 = 2,701,487.38 : x - Step 2: Convert to fraction form
4,993,375.90/6,890,829.84 = 2,701,487.38/x - Step 3: Cross multiply
4,993,375.90x = 6,890,829.84 × 2,701,487.38 - Step 4: Simplify right side
4,993,375.90x = 18,615,489,850,487.42 - Step 5: Solve for x
x = 18,615,489,850,487.42/4,993,375.90 - Step 6: Final answer
x = 3,728,036.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.