Finding the Fourth Proportional to 3,471,406.74, 5,207,452.56 and 1,196,631.66
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Solution
The fourth proportional to 3,471,406.74, 5,207,452.56 and 1,196,631.66 is: 1,795,065.54
Step by Step Solution
- Step 1: Write the proportion equation
3,471,406.74 : 5,207,452.56 = 1,196,631.66 : x - Step 2: Convert to fraction form
3,471,406.74/5,207,452.56 = 1,196,631.66/x - Step 3: Cross multiply
3,471,406.74x = 5,207,452.56 × 1,196,631.66 - Step 4: Simplify right side
3,471,406.74x = 6,231,402,601,244.05 - Step 5: Solve for x
x = 6,231,402,601,244.05/3,471,406.74 - Step 6: Final answer
x = 1,795,065.54
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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.