Finding the Fourth Proportional to 3,168,013.58, 4,750,446.65 and 1,008,756.80
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Solution
The fourth proportional to 3,168,013.58, 4,750,446.65 and 1,008,756.80 is: 1,512,634.09
Step by Step Solution
- Step 1: Write the proportion equation
3,168,013.58 : 4,750,446.65 = 1,008,756.80 : x - Step 2: Convert to fraction form
3,168,013.58/4,750,446.65 = 1,008,756.80/x - Step 3: Cross multiply
3,168,013.58x = 4,750,446.65 × 1,008,756.80 - Step 4: Simplify right side
3,168,013.58x = 4,792,045,332,428.70 - Step 5: Solve for x
x = 4,792,045,332,428.70/3,168,013.58 - Step 6: Final answer
x = 1,512,634.09
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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.