Finding the Fourth Proportional to 4,270,600.87, 6,405,901.27 and 1,874,466.23
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Solution
The fourth proportional to 4,270,600.87, 6,405,901.27 and 1,874,466.23 is: 2,811,699.32
Step by Step Solution
- Step 1: Write the proportion equation
4,270,600.87 : 6,405,901.27 = 1,874,466.23 : x - Step 2: Convert to fraction form
4,270,600.87/6,405,901.27 = 1,874,466.23/x - Step 3: Cross multiply
4,270,600.87x = 6,405,901.27 × 1,874,466.23 - Step 4: Simplify right side
4,270,600.87x = 12,007,645,566,613.44 - Step 5: Solve for x
x = 12,007,645,566,613.44/4,270,600.87 - Step 6: Final answer
x = 2,811,699.32
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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.