Finding the Fourth Proportional to 4,874,212.42, 6,726,623.46 and 2,698,755.68
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Solution
The fourth proportional to 4,874,212.42, 6,726,623.46 and 2,698,755.68 is: 3,724,399.29
Step by Step Solution
- Step 1: Write the proportion equation
4,874,212.42 : 6,726,623.46 = 2,698,755.68 : x - Step 2: Convert to fraction form
4,874,212.42/6,726,623.46 = 2,698,755.68/x - Step 3: Cross multiply
4,874,212.42x = 6,726,623.46 × 2,698,755.68 - Step 4: Simplify right side
4,874,212.42x = 18,153,513,269,896.25 - Step 5: Solve for x
x = 18,153,513,269,896.25/4,874,212.42 - Step 6: Final answer
x = 3,724,399.29
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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.