Finding the Fourth Proportional to 3,511,618.60, 4,846,427.08 and 1,983,824.14
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Solution
The fourth proportional to 3,511,618.60, 4,846,427.08 and 1,983,824.14 is: 2,737,899.56
Step by Step Solution
- Step 1: Write the proportion equation
3,511,618.60 : 4,846,427.08 = 1,983,824.14 : x - Step 2: Convert to fraction form
3,511,618.60/4,846,427.08 = 1,983,824.14/x - Step 3: Cross multiply
3,511,618.60x = 4,846,427.08 × 1,983,824.14 - Step 4: Simplify right side
3,511,618.60x = 9,614,459,034,053.71 - Step 5: Solve for x
x = 9,614,459,034,053.71/3,511,618.60 - Step 6: Final answer
x = 2,737,899.56
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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.