Finding the Fourth Proportional to 4,405,255.56, 6,081,160.32 and 4,129,489.44
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Solution
The fourth proportional to 4,405,255.56, 6,081,160.32 and 4,129,489.44 is: 5,700,483.66
Step by Step Solution
- Step 1: Write the proportion equation
4,405,255.56 : 6,081,160.32 = 4,129,489.44 : x - Step 2: Convert to fraction form
4,405,255.56/6,081,160.32 = 4,129,489.44/x - Step 3: Cross multiply
4,405,255.56x = 6,081,160.32 × 4,129,489.44 - Step 4: Simplify right side
4,405,255.56x = 25,112,087,324,387.02 - Step 5: Solve for x
x = 25,112,087,324,387.02/4,405,255.56 - Step 6: Final answer
x = 5,700,483.66
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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.