Finding the Fourth Proportional to 4,162,516.29, 6,242,445.63 and 1,321,964.01
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Solution
The fourth proportional to 4,162,516.29, 6,242,445.63 and 1,321,964.01 is: 1,982,524.00
Step by Step Solution
- Step 1: Write the proportion equation
4,162,516.29 : 6,242,445.63 = 1,321,964.01 : x - Step 2: Convert to fraction form
4,162,516.29/6,242,445.63 = 1,321,964.01/x - Step 3: Cross multiply
4,162,516.29x = 6,242,445.63 × 1,321,964.01 - Step 4: Simplify right side
4,162,516.29x = 8,252,288,457,241.78 - Step 5: Solve for x
x = 8,252,288,457,241.78/4,162,516.29 - Step 6: Final answer
x = 1,982,524.00
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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.