Finding the Fourth Proportional to 1,007,286.14, 1,511,551.29 and 408,252.26
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Solution
The fourth proportional to 1,007,286.14, 1,511,551.29 and 408,252.26 is: 612,630.52
Step by Step Solution
- Step 1: Write the proportion equation
1,007,286.14 : 1,511,551.29 = 408,252.26 : x - Step 2: Convert to fraction form
1,007,286.14/1,511,551.29 = 408,252.26/x - Step 3: Cross multiply
1,007,286.14x = 1,511,551.29 × 408,252.26 - Step 4: Simplify right side
1,007,286.14x = 617,094,230,248.42 - Step 5: Solve for x
x = 617,094,230,248.42/1,007,286.14 - Step 6: Final answer
x = 612,630.52
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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.