Finding the Fourth Proportional to 5,303,269.45, 7,955,218.56 and 1,660,680.62
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Solution
The fourth proportional to 5,303,269.45, 7,955,218.56 and 1,660,680.62 is: 2,491,119.38
Step by Step Solution
- Step 1: Write the proportion equation
5,303,269.45 : 7,955,218.56 = 1,660,680.62 : x - Step 2: Convert to fraction form
5,303,269.45/7,955,218.56 = 1,660,680.62/x - Step 3: Cross multiply
5,303,269.45x = 7,955,218.56 × 1,660,680.62 - Step 4: Simplify right side
5,303,269.45x = 13,211,077,286,739.84 - Step 5: Solve for x
x = 13,211,077,286,739.84/5,303,269.45 - Step 6: Final answer
x = 2,491,119.38
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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.