Finding the Fourth Proportional to 4,397,558.20, 6,602,242.20 and 2,807,171.80
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Solution
The fourth proportional to 4,397,558.20, 6,602,242.20 and 2,807,171.80 is: 4,214,527.08
Step by Step Solution
- Step 1: Write the proportion equation
4,397,558.20 : 6,602,242.20 = 2,807,171.80 : x - Step 2: Convert to fraction form
4,397,558.20/6,602,242.20 = 2,807,171.80/x - Step 3: Cross multiply
4,397,558.20x = 6,602,242.20 × 2,807,171.80 - Step 4: Simplify right side
4,397,558.20x = 18,533,628,120,609.96 - Step 5: Solve for x
x = 18,533,628,120,609.96/4,397,558.20 - Step 6: Final answer
x = 4,214,527.08
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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.