Finding the Fourth Proportional to 2,371,295.20, 3,556,942.80 and 2,234,437.60
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Solution
The fourth proportional to 2,371,295.20, 3,556,942.80 and 2,234,437.60 is: 3,351,656.40
Step by Step Solution
- Step 1: Write the proportion equation
2,371,295.20 : 3,556,942.80 = 2,234,437.60 : x - Step 2: Convert to fraction form
2,371,295.20/3,556,942.80 = 2,234,437.60/x - Step 3: Cross multiply
2,371,295.20x = 3,556,942.80 × 2,234,437.60 - Step 4: Simplify right side
2,371,295.20x = 7,947,766,733,369.28 - Step 5: Solve for x
x = 7,947,766,733,369.28/2,371,295.20 - Step 6: Final answer
x = 3,351,656.40
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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.