Finding the Fourth Proportional to 3,104,970.26, 4,284,907.34 and 1,728,329.09
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Solution
The fourth proportional to 3,104,970.26, 4,284,907.34 and 1,728,329.09 is: 2,385,121.07
Step by Step Solution
- Step 1: Write the proportion equation
3,104,970.26 : 4,284,907.34 = 1,728,329.09 : x - Step 2: Convert to fraction form
3,104,970.26/4,284,907.34 = 1,728,329.09/x - Step 3: Cross multiply
3,104,970.26x = 4,284,907.34 × 1,728,329.09 - Step 4: Simplify right side
3,104,970.26x = 7,405,729,973,610.34 - Step 5: Solve for x
x = 7,405,729,973,610.34/3,104,970.26 - Step 6: Final answer
x = 2,385,121.07
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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.