Finding the Fourth Proportional to 1,511,007.76, 2,266,757.80 and 446,157.44
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Solution
The fourth proportional to 1,511,007.76, 2,266,757.80 and 446,157.44 is: 669,308.84
Step by Step Solution
- Step 1: Write the proportion equation
1,511,007.76 : 2,266,757.80 = 446,157.44 : x - Step 2: Convert to fraction form
1,511,007.76/2,266,757.80 = 446,157.44/x - Step 3: Cross multiply
1,511,007.76x = 2,266,757.80 × 446,157.44 - Step 4: Simplify right side
1,511,007.76x = 1,011,330,857,148.03 - Step 5: Solve for x
x = 1,011,330,857,148.03/1,511,007.76 - Step 6: Final answer
x = 669,308.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.