Finding the Fourth Proportional to 3,837,292.08, 5,295,324.36 and 2,118,375.76
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Solution
The fourth proportional to 3,837,292.08, 5,295,324.36 and 2,118,375.76 is: 2,923,281.97
Step by Step Solution
- Step 1: Write the proportion equation
3,837,292.08 : 5,295,324.36 = 2,118,375.76 : x - Step 2: Convert to fraction form
3,837,292.08/5,295,324.36 = 2,118,375.76/x - Step 3: Cross multiply
3,837,292.08x = 5,295,324.36 × 2,118,375.76 - Step 4: Simplify right side
3,837,292.08x = 11,217,486,765,561.51 - Step 5: Solve for x
x = 11,217,486,765,561.51/3,837,292.08 - Step 6: Final answer
x = 2,923,281.97
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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.