Finding the Fourth Proportional to 2,393,161.26, 3,302,583.62 and 1,305,437.66
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Solution
The fourth proportional to 2,393,161.26, 3,302,583.62 and 1,305,437.66 is: 1,801,515.47
Step by Step Solution
- Step 1: Write the proportion equation
2,393,161.26 : 3,302,583.62 = 1,305,437.66 : x - Step 2: Convert to fraction form
2,393,161.26/3,302,583.62 = 1,305,437.66/x - Step 3: Cross multiply
2,393,161.26x = 3,302,583.62 × 1,305,437.66 - Step 4: Simplify right side
2,393,161.26x = 4,311,317,032,847.13 - Step 5: Solve for x
x = 4,311,317,032,847.13/2,393,161.26 - Step 6: Final answer
x = 1,801,515.47
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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.