Finding the Fourth Proportional to 4,806,121.18, 6,632,468.38 and 2,600,984.28
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Solution
The fourth proportional to 4,806,121.18, 6,632,468.38 and 2,600,984.28 is: 3,589,369.75
Step by Step Solution
- Step 1: Write the proportion equation
4,806,121.18 : 6,632,468.38 = 2,600,984.28 : x - Step 2: Convert to fraction form
4,806,121.18/6,632,468.38 = 2,600,984.28/x - Step 3: Cross multiply
4,806,121.18x = 6,632,468.38 × 2,600,984.28 - Step 4: Simplify right side
4,806,121.18x = 17,250,945,993,977.06 - Step 5: Solve for x
x = 17,250,945,993,977.06/4,806,121.18 - Step 6: Final answer
x = 3,589,369.75
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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.