Finding the Fourth Proportional to 4,692,961.74, 6,476,286.51 and 2,546,785.74
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Solution
The fourth proportional to 4,692,961.74, 6,476,286.51 and 2,546,785.74 is: 3,514,563.95
Step by Step Solution
- Step 1: Write the proportion equation
4,692,961.74 : 6,476,286.51 = 2,546,785.74 : x - Step 2: Convert to fraction form
4,692,961.74/6,476,286.51 = 2,546,785.74/x - Step 3: Cross multiply
4,692,961.74x = 6,476,286.51 × 2,546,785.74 - Step 4: Simplify right side
4,692,961.74x = 16,493,714,131,822.37 - Step 5: Solve for x
x = 16,493,714,131,822.37/4,692,961.74 - Step 6: Final answer
x = 3,514,563.95
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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.