Finding the Fourth Proportional to 4,486,874.05, 6,191,853.81 and 2,449,683.55
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Solution
The fourth proportional to 4,486,874.05, 6,191,853.81 and 2,449,683.55 is: 3,380,545.62
Step by Step Solution
- Step 1: Write the proportion equation
4,486,874.05 : 6,191,853.81 = 2,449,683.55 : x - Step 2: Convert to fraction form
4,486,874.05/6,191,853.81 = 2,449,683.55/x - Step 3: Cross multiply
4,486,874.05x = 6,191,853.81 × 2,449,683.55 - Step 4: Simplify right side
4,486,874.05x = 15,168,082,422,361.82 - Step 5: Solve for x
x = 15,168,082,422,361.82/4,486,874.05 - Step 6: Final answer
x = 3,380,545.62
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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.