Finding the Fourth Proportional to 4,224,879.35, 5,830,646.64 and 2,364,481.28
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Solution
The fourth proportional to 4,224,879.35, 5,830,646.64 and 2,364,481.28 is: 3,263,159.41
Step by Step Solution
- Step 1: Write the proportion equation
4,224,879.35 : 5,830,646.64 = 2,364,481.28 : x - Step 2: Convert to fraction form
4,224,879.35/5,830,646.64 = 2,364,481.28/x - Step 3: Cross multiply
4,224,879.35x = 5,830,646.64 × 2,364,481.28 - Step 4: Simplify right side
4,224,879.35x = 13,786,454,801,421.66 - Step 5: Solve for x
x = 13,786,454,801,421.66/4,224,879.35 - Step 6: Final answer
x = 3,263,159.41
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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.