Finding the Fourth Proportional to 3,669,366.60, 5,504,049.90 and 974,107.80
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Solution
The fourth proportional to 3,669,366.60, 5,504,049.90 and 974,107.80 is: 1,461,161.70
Step by Step Solution
- Step 1: Write the proportion equation
3,669,366.60 : 5,504,049.90 = 974,107.80 : x - Step 2: Convert to fraction form
3,669,366.60/5,504,049.90 = 974,107.80/x - Step 3: Cross multiply
3,669,366.60x = 5,504,049.90 × 974,107.80 - Step 4: Simplify right side
3,669,366.60x = 5,361,537,939,179.22 - Step 5: Solve for x
x = 5,361,537,939,179.22/3,669,366.60 - Step 6: Final answer
x = 1,461,161.70
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1.5x scale
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.