Finding the Fourth Proportional to 2,327,716.96, 3,211,767.76 and 1,360,660.32
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Solution
The fourth proportional to 2,327,716.96, 3,211,767.76 and 1,360,660.32 is: 1,877,429.70
Step by Step Solution
- Step 1: Write the proportion equation
2,327,716.96 : 3,211,767.76 = 1,360,660.32 : x - Step 2: Convert to fraction form
2,327,716.96/3,211,767.76 = 1,360,660.32/x - Step 3: Cross multiply
2,327,716.96x = 3,211,767.76 × 1,360,660.32 - Step 4: Simplify right side
2,327,716.96x = 4,370,124,948,087.28 - Step 5: Solve for x
x = 4,370,124,948,087.28/2,327,716.96 - Step 6: Final answer
x = 1,877,429.70
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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.