Finding the Fourth Proportional to 5,684,826.36, 7,845,163.04 and 3,106,615.80
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Solution
The fourth proportional to 5,684,826.36, 7,845,163.04 and 3,106,615.80 is: 4,287,185.91
Step by Step Solution
- Step 1: Write the proportion equation
5,684,826.36 : 7,845,163.04 = 3,106,615.80 : x - Step 2: Convert to fraction form
5,684,826.36/7,845,163.04 = 3,106,615.80/x - Step 3: Cross multiply
5,684,826.36x = 7,845,163.04 × 3,106,615.80 - Step 4: Simplify right side
5,684,826.36x = 24,371,907,453,640.03 - Step 5: Solve for x
x = 24,371,907,453,640.03/5,684,826.36 - Step 6: Final answer
x = 4,287,185.91
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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.