Finding the Fourth Proportional to 3,800,312.08, 5,244,435.74 and 2,057,984.47
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Solution
The fourth proportional to 3,800,312.08, 5,244,435.74 and 2,057,984.47 is: 2,840,021.31
Step by Step Solution
- Step 1: Write the proportion equation
3,800,312.08 : 5,244,435.74 = 2,057,984.47 : x - Step 2: Convert to fraction form
3,800,312.08/5,244,435.74 = 2,057,984.47/x - Step 3: Cross multiply
3,800,312.08x = 5,244,435.74 × 2,057,984.47 - Step 4: Simplify right side
3,800,312.08x = 10,792,967,306,832.96 - Step 5: Solve for x
x = 10,792,967,306,832.96/3,800,312.08 - Step 6: Final answer
x = 2,840,021.31
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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.