Finding the Fourth Proportional to 2,677,964.26, 4,017,626.31 and 1,239,684.58
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Solution
The fourth proportional to 2,677,964.26, 4,017,626.31 and 1,239,684.58 is: 1,859,841.62
Step by Step Solution
- Step 1: Write the proportion equation
2,677,964.26 : 4,017,626.31 = 1,239,684.58 : x - Step 2: Convert to fraction form
2,677,964.26/4,017,626.31 = 1,239,684.58/x - Step 3: Cross multiply
2,677,964.26x = 4,017,626.31 × 1,239,684.58 - Step 4: Simplify right side
2,677,964.26x = 4,980,589,384,709.30 - Step 5: Solve for x
x = 4,980,589,384,709.30/2,677,964.26 - Step 6: Final answer
x = 1,859,841.62
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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.