Finding the Fourth Proportional to 3,905,959.96, 5,858,939.58 and 1,066,147.48
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Solution
The fourth proportional to 3,905,959.96, 5,858,939.58 and 1,066,147.48 is: 1,599,221.12
Step by Step Solution
- Step 1: Write the proportion equation
3,905,959.96 : 5,858,939.58 = 1,066,147.48 : x - Step 2: Convert to fraction form
3,905,959.96/5,858,939.58 = 1,066,147.48/x - Step 3: Cross multiply
3,905,959.96x = 5,858,939.58 × 1,066,147.48 - Step 4: Simplify right side
3,905,959.96x = 6,246,493,668,689.26 - Step 5: Solve for x
x = 6,246,493,668,689.26/3,905,959.96 - Step 6: Final answer
x = 1,599,221.12
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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.