Finding the Fourth Proportional to 4,066,620.86, 6,099,975.04 and 1,226,757.62
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Solution
The fourth proportional to 4,066,620.86, 6,099,975.04 and 1,226,757.62 is: 1,840,149.63
Step by Step Solution
- Step 1: Write the proportion equation
4,066,620.86 : 6,099,975.04 = 1,226,757.62 : x - Step 2: Convert to fraction form
4,066,620.86/6,099,975.04 = 1,226,757.62/x - Step 3: Cross multiply
4,066,620.86x = 6,099,975.04 × 1,226,757.62 - Step 4: Simplify right side
4,066,620.86x = 7,483,190,862,129.81 - Step 5: Solve for x
x = 7,483,190,862,129.81/4,066,620.86 - Step 6: Final answer
x = 1,840,149.63
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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.