Finding the Fourth Proportional to 3,759,244.50, 5,639,503.38 and 1,296,591.66
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Solution
The fourth proportional to 3,759,244.50, 5,639,503.38 and 1,296,591.66 is: 1,945,107.07
Step by Step Solution
- Step 1: Write the proportion equation
3,759,244.50 : 5,639,503.38 = 1,296,591.66 : x - Step 2: Convert to fraction form
3,759,244.50/5,639,503.38 = 1,296,591.66/x - Step 3: Cross multiply
3,759,244.50x = 5,639,503.38 × 1,296,591.66 - Step 4: Simplify right side
3,759,244.50x = 7,312,133,049,049.81 - Step 5: Solve for x
x = 7,312,133,049,049.81/3,759,244.50 - Step 6: Final answer
x = 1,945,107.07
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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.