Finding the Fourth Proportional to 2,297,312.08, 3,170,290.76 and 1,278,694.96
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Solution
The fourth proportional to 2,297,312.08, 3,170,290.76 and 1,278,694.96 is: 1,764,599.09
Step by Step Solution
- Step 1: Write the proportion equation
2,297,312.08 : 3,170,290.76 = 1,278,694.96 : x - Step 2: Convert to fraction form
2,297,312.08/3,170,290.76 = 1,278,694.96/x - Step 3: Cross multiply
2,297,312.08x = 3,170,290.76 × 1,278,694.96 - Step 4: Simplify right side
2,297,312.08x = 4,053,834,816,546.57 - Step 5: Solve for x
x = 4,053,834,816,546.57/2,297,312.08 - Step 6: Final answer
x = 1,764,599.09
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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.