Finding the Fourth Proportional to 2,468,596.16, 3,405,173.09 and 1,630,392.87
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Solution
The fourth proportional to 2,468,596.16, 3,405,173.09 and 1,630,392.87 is: 2,248,958.34
Step by Step Solution
- Step 1: Write the proportion equation
2,468,596.16 : 3,405,173.09 = 1,630,392.87 : x - Step 2: Convert to fraction form
2,468,596.16/3,405,173.09 = 1,630,392.87/x - Step 3: Cross multiply
2,468,596.16x = 3,405,173.09 × 1,630,392.87 - Step 4: Simplify right side
2,468,596.16x = 5,551,769,919,596.38 - Step 5: Solve for x
x = 5,551,769,919,596.38/2,468,596.16 - Step 6: Final answer
x = 2,248,958.34
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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.