Finding the Fourth Proportional to 3,317,233.12, 4,577,928.91 and 1,867,022.48
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Solution
The fourth proportional to 3,317,233.12, 4,577,928.91 and 1,867,022.48 is: 2,576,573.88
Step by Step Solution
- Step 1: Write the proportion equation
3,317,233.12 : 4,577,928.91 = 1,867,022.48 : x - Step 2: Convert to fraction form
3,317,233.12/4,577,928.91 = 1,867,022.48/x - Step 3: Cross multiply
3,317,233.12x = 4,577,928.91 × 1,867,022.48 - Step 4: Simplify right side
3,317,233.12x = 8,547,096,193,589.16 - Step 5: Solve for x
x = 8,547,096,193,589.16/3,317,233.12 - Step 6: Final answer
x = 2,576,573.88
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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.