Finding the Fourth Proportional to 2,494,809.12, 3,443,721.84 and 1,476,211.68
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Solution
The fourth proportional to 2,494,809.12, 3,443,721.84 and 1,476,211.68 is: 2,037,695.94
Step by Step Solution
- Step 1: Write the proportion equation
2,494,809.12 : 3,443,721.84 = 1,476,211.68 : x - Step 2: Convert to fraction form
2,494,809.12/3,443,721.84 = 1,476,211.68/x - Step 3: Cross multiply
2,494,809.12x = 3,443,721.84 × 1,476,211.68 - Step 4: Simplify right side
2,494,809.12x = 5,083,662,402,879.09 - Step 5: Solve for x
x = 5,083,662,402,879.09/2,494,809.12 - Step 6: Final answer
x = 2,037,695.94
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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.