Finding the Fourth Proportional to 3,829,106.84, 5,284,167.32 and 2,110,227.35
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Solution
The fourth proportional to 3,829,106.84, 5,284,167.32 and 2,110,227.35 is: 2,912,113.68
Step by Step Solution
- Step 1: Write the proportion equation
3,829,106.84 : 5,284,167.32 = 2,110,227.35 : x - Step 2: Convert to fraction form
3,829,106.84/5,284,167.32 = 2,110,227.35/x - Step 3: Cross multiply
3,829,106.84x = 5,284,167.32 × 2,110,227.35 - Step 4: Simplify right side
3,829,106.84x = 11,150,794,400,640.20 - Step 5: Solve for x
x = 11,150,794,400,640.20/3,829,106.84 - Step 6: Final answer
x = 2,912,113.68
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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.