Finding the Fourth Proportional to 4,626,616.36, 6,384,930.13 and 2,561,631.97
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Solution
The fourth proportional to 4,626,616.36, 6,384,930.13 and 2,561,631.97 is: 3,535,162.61
Step by Step Solution
- Step 1: Write the proportion equation
4,626,616.36 : 6,384,930.13 = 2,561,631.97 : x - Step 2: Convert to fraction form
4,626,616.36/6,384,930.13 = 2,561,631.97/x - Step 3: Cross multiply
4,626,616.36x = 6,384,930.13 × 2,561,631.97 - Step 4: Simplify right side
4,626,616.36x = 16,355,841,166,388.62 - Step 5: Solve for x
x = 16,355,841,166,388.62/4,626,616.36 - Step 6: Final answer
x = 3,535,162.61
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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.