Finding the Fourth Proportional to 1,581,796.74, 2,183,096.68 and 969,841.28
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Solution
The fourth proportional to 1,581,796.74, 2,183,096.68 and 969,841.28 is: 1,338,514.12
Step by Step Solution
- Step 1: Write the proportion equation
1,581,796.74 : 2,183,096.68 = 969,841.28 : x - Step 2: Convert to fraction form
1,581,796.74/2,183,096.68 = 969,841.28/x - Step 3: Cross multiply
1,581,796.74x = 2,183,096.68 × 969,841.28 - Step 4: Simplify right side
1,581,796.74x = 2,117,257,278,494.95 - Step 5: Solve for x
x = 2,117,257,278,494.95/1,581,796.74 - Step 6: Final answer
x = 1,338,514.12
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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.