Finding the Fourth Proportional to 3,880,360.33, 5,354,902.20 and 2,114,250.28
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Solution
The fourth proportional to 3,880,360.33, 5,354,902.20 and 2,114,250.28 is: 2,917,668.08
Step by Step Solution
- Step 1: Write the proportion equation
3,880,360.33 : 5,354,902.20 = 2,114,250.28 : x - Step 2: Convert to fraction form
3,880,360.33/5,354,902.20 = 2,114,250.28/x - Step 3: Cross multiply
3,880,360.33x = 5,354,902.20 × 2,114,250.28 - Step 4: Simplify right side
3,880,360.33x = 11,321,603,475,722.62 - Step 5: Solve for x
x = 11,321,603,475,722.62/3,880,360.33 - Step 6: Final answer
x = 2,917,668.08
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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.