Finding the Fourth Proportional to 1,906,181.81, 2,859,372.57 and 1,451,486.19
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Solution
The fourth proportional to 1,906,181.81, 2,859,372.57 and 1,451,486.19 is: 2,177,305.33
Step by Step Solution
- Step 1: Write the proportion equation
1,906,181.81 : 2,859,372.57 = 1,451,486.19 : x - Step 2: Convert to fraction form
1,906,181.81/2,859,372.57 = 1,451,486.19/x - Step 3: Cross multiply
1,906,181.81x = 2,859,372.57 × 1,451,486.19 - Step 4: Simplify right side
1,906,181.81x = 4,150,339,813,585.53 - Step 5: Solve for x
x = 4,150,339,813,585.53/1,906,181.81 - Step 6: Final answer
x = 2,177,305.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.