Finding the Fourth Proportional to 3,366,460.23, 4,645,744.81 and 1,916,249.03
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Solution
The fourth proportional to 3,366,460.23, 4,645,744.81 and 1,916,249.03 is: 2,644,440.56
Step by Step Solution
- Step 1: Write the proportion equation
3,366,460.23 : 4,645,744.81 = 1,916,249.03 : x - Step 2: Convert to fraction form
3,366,460.23/4,645,744.81 = 1,916,249.03/x - Step 3: Cross multiply
3,366,460.23x = 4,645,744.81 × 1,916,249.03 - Step 4: Simplify right side
3,366,460.23x = 8,902,403,985,790.03 - Step 5: Solve for x
x = 8,902,403,985,790.03/3,366,460.23 - Step 6: Final answer
x = 2,644,440.56
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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.