Finding the Fourth Proportional to 3,492,915.12, 4,820,215.68 and 1,965,024
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Solution
The fourth proportional to 3,492,915.12, 4,820,215.68 and 1,965,024 is: 2,711,729.08
Step by Step Solution
- Step 1: Write the proportion equation
3,492,915.12 : 4,820,215.68 = 1,965,024 : x - Step 2: Convert to fraction form
3,492,915.12/4,820,215.68 = 1,965,024/x - Step 3: Cross multiply
3,492,915.12x = 4,820,215.68 × 1,965,024 - Step 4: Simplify right side
3,492,915.12x = 9,471,839,496,376.32 - Step 5: Solve for x
x = 9,471,839,496,376.32/3,492,915.12 - Step 6: Final answer
x = 2,711,729.08
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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.