Finding the Fourth Proportional to 4,260,909.22, 5,876,160.42 and 3,330,739.85
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Solution
The fourth proportional to 4,260,909.22, 5,876,160.42 and 3,330,739.85 is: 4,593,376.83
Step by Step Solution
- Step 1: Write the proportion equation
4,260,909.22 : 5,876,160.42 = 3,330,739.85 : x - Step 2: Convert to fraction form
4,260,909.22/5,876,160.42 = 3,330,739.85/x - Step 3: Cross multiply
4,260,909.22x = 5,876,160.42 × 3,330,739.85 - Step 4: Simplify right side
4,260,909.22x = 19,571,961,658,996.21 - Step 5: Solve for x
x = 19,571,961,658,996.21/4,260,909.22 - Step 6: Final answer
x = 4,593,376.83
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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.