Finding the Fourth Proportional to 3,051,212.70, 4,573,903.05 and 1,131,609.90
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Solution
The fourth proportional to 3,051,212.70, 4,573,903.05 and 1,131,609.90 is: 1,696,333.39
Step by Step Solution
- Step 1: Write the proportion equation
3,051,212.70 : 4,573,903.05 = 1,131,609.90 : x - Step 2: Convert to fraction form
3,051,212.70/4,573,903.05 = 1,131,609.90/x - Step 3: Cross multiply
3,051,212.70x = 4,573,903.05 × 1,131,609.90 - Step 4: Simplify right side
3,051,212.70x = 5,175,873,973,020.19 - Step 5: Solve for x
x = 5,175,873,973,020.19/3,051,212.70 - Step 6: Final answer
x = 1,696,333.39
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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.