Finding the Fourth Proportional to 3,310,074.09, 4,569,940.18 and 2,624,515.20
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Solution
The fourth proportional to 3,310,074.09, 4,569,940.18 and 2,624,515.20 is: 3,623,446.83
Step by Step Solution
- Step 1: Write the proportion equation
3,310,074.09 : 4,569,940.18 = 2,624,515.20 : x - Step 2: Convert to fraction form
3,310,074.09/4,569,940.18 = 2,624,515.20/x - Step 3: Cross multiply
3,310,074.09x = 4,569,940.18 × 2,624,515.20 - Step 4: Simplify right side
3,310,074.09x = 11,993,877,454,018.48 - Step 5: Solve for x
x = 11,993,877,454,018.48/3,310,074.09 - Step 6: Final answer
x = 3,623,446.83
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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.