Finding the Fourth Proportional to 1,467,674.75, 2,025,394.80 and 856,247.87
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Solution
The fourth proportional to 1,467,674.75, 2,025,394.80 and 856,247.87 is: 1,181,624.19
Step by Step Solution
- Step 1: Write the proportion equation
1,467,674.75 : 2,025,394.80 = 856,247.87 : x - Step 2: Convert to fraction form
1,467,674.75/2,025,394.80 = 856,247.87/x - Step 3: Cross multiply
1,467,674.75x = 2,025,394.80 × 856,247.87 - Step 4: Simplify right side
1,467,674.75x = 1,734,239,983,409.08 - Step 5: Solve for x
x = 1,734,239,983,409.08/1,467,674.75 - Step 6: Final answer
x = 1,181,624.19
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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.