Finding the Fourth Proportional to 4,131,489.98, 5,701,487.73 and 2,296,120.43
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Solution
The fourth proportional to 4,131,489.98, 5,701,487.73 and 2,296,120.43 is: 3,168,663.73
Step by Step Solution
- Step 1: Write the proportion equation
4,131,489.98 : 5,701,487.73 = 2,296,120.43 : x - Step 2: Convert to fraction form
4,131,489.98/5,701,487.73 = 2,296,120.43/x - Step 3: Cross multiply
4,131,489.98x = 5,701,487.73 × 2,296,120.43 - Step 4: Simplify right side
4,131,489.98x = 13,091,302,458,247.33 - Step 5: Solve for x
x = 13,091,302,458,247.33/4,131,489.98 - Step 6: Final answer
x = 3,168,663.73
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1.5x scale
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.