Finding the Fourth Proportional to 3,437,358.89, 4,743,689.87 and 2,351,907.05
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Solution
The fourth proportional to 3,437,358.89, 4,743,689.87 and 2,351,907.05 is: 3,245,723.83
Step by Step Solution
- Step 1: Write the proportion equation
3,437,358.89 : 4,743,689.87 = 2,351,907.05 : x - Step 2: Convert to fraction form
3,437,358.89/4,743,689.87 = 2,351,907.05/x - Step 3: Cross multiply
3,437,358.89x = 4,743,689.87 × 2,351,907.05 - Step 4: Simplify right side
3,437,358.89x = 11,156,717,630,427.90 - Step 5: Solve for x
x = 11,156,717,630,427.90/3,437,358.89 - Step 6: Final answer
x = 3,245,723.83
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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.