Finding the Fourth Proportional to 4,149,816.49, 5,724,792.26 and 2,698,982.56
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Solution
The fourth proportional to 4,149,816.49, 5,724,792.26 and 2,698,982.56 is: 3,723,324.75
Step by Step Solution
- Step 1: Write the proportion equation
4,149,816.49 : 5,724,792.26 = 2,698,982.56 : x - Step 2: Convert to fraction form
4,149,816.49/5,724,792.26 = 2,698,982.56/x - Step 3: Cross multiply
4,149,816.49x = 5,724,792.26 × 2,698,982.56 - Step 4: Simplify right side
4,149,816.49x = 15,451,114,455,868.07 - Step 5: Solve for x
x = 15,451,114,455,868.07/4,149,816.49 - Step 6: Final answer
x = 3,723,324.75
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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.