Finding the Fourth Proportional to 2,440,487.55, 3,368,034.90 and 1,352,804.97
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Solution
The fourth proportional to 2,440,487.55, 3,368,034.90 and 1,352,804.97 is: 1,866,960.70
Step by Step Solution
- Step 1: Write the proportion equation
2,440,487.55 : 3,368,034.90 = 1,352,804.97 : x - Step 2: Convert to fraction form
2,440,487.55/3,368,034.90 = 1,352,804.97/x - Step 3: Cross multiply
2,440,487.55x = 3,368,034.90 × 1,352,804.97 - Step 4: Simplify right side
2,440,487.55x = 4,556,294,351,853.45 - Step 5: Solve for x
x = 4,556,294,351,853.45/2,440,487.55 - Step 6: Final answer
x = 1,866,960.70
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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.