Finding the Fourth Proportional to 3,818,572.08, 5,269,818.63 and 2,368,734.66
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Solution
The fourth proportional to 3,818,572.08, 5,269,818.63 and 2,368,734.66 is: 3,268,971.17
Step by Step Solution
- Step 1: Write the proportion equation
3,818,572.08 : 5,269,818.63 = 2,368,734.66 : x - Step 2: Convert to fraction form
3,818,572.08/5,269,818.63 = 2,368,734.66/x - Step 3: Cross multiply
3,818,572.08x = 5,269,818.63 × 2,368,734.66 - Step 4: Simplify right side
3,818,572.08x = 12,482,802,040,794.72 - Step 5: Solve for x
x = 12,482,802,040,794.72/3,818,572.08 - Step 6: Final answer
x = 3,268,971.17
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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.