Finding the Fourth Proportional to 1,567,888.70, 2,351,833.05 and 1,252,960.70
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Solution
The fourth proportional to 1,567,888.70, 2,351,833.05 and 1,252,960.70 is: 1,879,441.05
Step by Step Solution
- Step 1: Write the proportion equation
1,567,888.70 : 2,351,833.05 = 1,252,960.70 : x - Step 2: Convert to fraction form
1,567,888.70/2,351,833.05 = 1,252,960.70/x - Step 3: Cross multiply
1,567,888.70x = 2,351,833.05 × 1,252,960.70 - Step 4: Simplify right side
1,567,888.70x = 2,946,754,384,611.14 - Step 5: Solve for x
x = 2,946,754,384,611.14/1,567,888.70 - Step 6: Final answer
x = 1,879,441.05
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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.