Finding the Fourth Proportional to 2,063,749.42, 2,847,879 and 1,146,037.18
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Solution
The fourth proportional to 2,063,749.42, 2,847,879 and 1,146,037.18 is: 1,581,478.44
Step by Step Solution
- Step 1: Write the proportion equation
2,063,749.42 : 2,847,879 = 1,146,037.18 : x - Step 2: Convert to fraction form
2,063,749.42/2,847,879 = 1,146,037.18/x - Step 3: Cross multiply
2,063,749.42x = 2,847,879 × 1,146,037.18 - Step 4: Simplify right side
2,063,749.42x = 3,263,775,218,141.22 - Step 5: Solve for x
x = 3,263,775,218,141.22/2,063,749.42 - Step 6: Final answer
x = 1,581,478.44
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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.