Finding the Fourth Proportional to 3,184,876.26, 4,777,285.23 and 1,291,167.54
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Solution
The fourth proportional to 3,184,876.26, 4,777,285.23 and 1,291,167.54 is: 1,936,739.49
Step by Step Solution
- Step 1: Write the proportion equation
3,184,876.26 : 4,777,285.23 = 1,291,167.54 : x - Step 2: Convert to fraction form
3,184,876.26/4,777,285.23 = 1,291,167.54/x - Step 3: Cross multiply
3,184,876.26x = 4,777,285.23 × 1,291,167.54 - Step 4: Simplify right side
3,184,876.26x = 6,168,275,618,297.44 - Step 5: Solve for x
x = 6,168,275,618,297.44/3,184,876.26 - Step 6: Final answer
x = 1,936,739.49
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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.