Finding the Fourth Proportional to 3,769,879.06, 5,202,281.46 and 2,051,006.68
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Solution
The fourth proportional to 3,769,879.06, 5,202,281.46 and 2,051,006.68 is: 2,830,306.72
Step by Step Solution
- Step 1: Write the proportion equation
3,769,879.06 : 5,202,281.46 = 2,051,006.68 : x - Step 2: Convert to fraction form
3,769,879.06/5,202,281.46 = 2,051,006.68/x - Step 3: Cross multiply
3,769,879.06x = 5,202,281.46 × 2,051,006.68 - Step 4: Simplify right side
3,769,879.06x = 10,669,914,025,700.15 - Step 5: Solve for x
x = 10,669,914,025,700.15/3,769,879.06 - Step 6: Final answer
x = 2,830,306.72
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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.