Finding the Fourth Proportional to 4,332,567.12, 5,979,129.41 and 2,398,827.64
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Solution
The fourth proportional to 4,332,567.12, 5,979,129.41 and 2,398,827.64 is: 3,310,485.56
Step by Step Solution
- Step 1: Write the proportion equation
4,332,567.12 : 5,979,129.41 = 2,398,827.64 : x - Step 2: Convert to fraction form
4,332,567.12/5,979,129.41 = 2,398,827.64/x - Step 3: Cross multiply
4,332,567.12x = 5,979,129.41 × 2,398,827.64 - Step 4: Simplify right side
4,332,567.12x = 14,342,900,879,850.76 - Step 5: Solve for x
x = 14,342,900,879,850.76/4,332,567.12 - Step 6: Final answer
x = 3,310,485.56
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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.