Finding the Fourth Proportional to 3,847,970.23, 5,307,885.24 and 2,541,234.28
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Solution
The fourth proportional to 3,847,970.23, 5,307,885.24 and 2,541,234.28 is: 3,505,375.33
Step by Step Solution
- Step 1: Write the proportion equation
3,847,970.23 : 5,307,885.24 = 2,541,234.28 : x - Step 2: Convert to fraction form
3,847,970.23/5,307,885.24 = 2,541,234.28/x - Step 3: Cross multiply
3,847,970.23x = 5,307,885.24 × 2,541,234.28 - Step 4: Simplify right side
3,847,970.23x = 13,488,579,926,194.03 - Step 5: Solve for x
x = 13,488,579,926,194.03/3,847,970.23 - Step 6: Final answer
x = 3,505,375.33
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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.