Finding the Fourth Proportional to 1,557,836.82, 2,336,840.28 and 492,799.68
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Solution
The fourth proportional to 1,557,836.82, 2,336,840.28 and 492,799.68 is: 739,226.42
Step by Step Solution
- Step 1: Write the proportion equation
1,557,836.82 : 2,336,840.28 = 492,799.68 : x - Step 2: Convert to fraction form
1,557,836.82/2,336,840.28 = 492,799.68/x - Step 3: Cross multiply
1,557,836.82x = 2,336,840.28 × 492,799.68 - Step 4: Simplify right side
1,557,836.82x = 1,151,594,142,195.11 - Step 5: Solve for x
x = 1,151,594,142,195.11/1,557,836.82 - Step 6: Final answer
x = 739,226.42
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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.