Finding the Fourth Proportional to 2,523,970.62, 3,786,752.58 and 1,919,653.68
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Solution
The fourth proportional to 2,523,970.62, 3,786,752.58 and 1,919,653.68 is: 2,880,086.43
Step by Step Solution
- Step 1: Write the proportion equation
2,523,970.62 : 3,786,752.58 = 1,919,653.68 : x - Step 2: Convert to fraction form
2,523,970.62/3,786,752.58 = 1,919,653.68/x - Step 3: Cross multiply
2,523,970.62x = 3,786,752.58 × 1,919,653.68 - Step 4: Simplify right side
2,523,970.62x = 7,269,253,525,446.49 - Step 5: Solve for x
x = 7,269,253,525,446.49/2,523,970.62 - Step 6: Final answer
x = 2,880,086.43
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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.