Finding the Fourth Proportional to 2,106,240.96, 3,156,823.12 and 967,431.68
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Solution
The fourth proportional to 2,106,240.96, 3,156,823.12 and 967,431.68 is: 1,449,981.63
Step by Step Solution
- Step 1: Write the proportion equation
2,106,240.96 : 3,156,823.12 = 967,431.68 : x - Step 2: Convert to fraction form
2,106,240.96/3,156,823.12 = 967,431.68/x - Step 3: Cross multiply
2,106,240.96x = 3,156,823.12 × 967,431.68 - Step 4: Simplify right side
2,106,240.96x = 3,054,010,694,444.44 - Step 5: Solve for x
x = 3,054,010,694,444.44/2,106,240.96 - Step 6: Final answer
x = 1,449,981.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.