Finding the Fourth Proportional to 2,234,745.25, 3,084,049.99 and 1,317,013.12
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Solution
The fourth proportional to 2,234,745.25, 3,084,049.99 and 1,317,013.12 is: 1,817,537.95
Step by Step Solution
- Step 1: Write the proportion equation
2,234,745.25 : 3,084,049.99 = 1,317,013.12 : x - Step 2: Convert to fraction form
2,234,745.25/3,084,049.99 = 1,317,013.12/x - Step 3: Cross multiply
2,234,745.25x = 3,084,049.99 × 1,317,013.12 - Step 4: Simplify right side
2,234,745.25x = 4,061,734,305,067.20 - Step 5: Solve for x
x = 4,061,734,305,067.20/2,234,745.25 - Step 6: Final answer
x = 1,817,537.95
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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.