Finding the Fourth Proportional to 3,373,425.12, 5,033,641.86 and 3,167,532.66
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Solution
The fourth proportional to 3,373,425.12, 5,033,641.86 and 3,167,532.66 is: 4,726,420.31
Step by Step Solution
- Step 1: Write the proportion equation
3,373,425.12 : 5,033,641.86 = 3,167,532.66 : x - Step 2: Convert to fraction form
3,373,425.12/5,033,641.86 = 3,167,532.66/x - Step 3: Cross multiply
3,373,425.12x = 5,033,641.86 × 3,167,532.66 - Step 4: Simplify right side
3,373,425.12x = 15,944,224,990,293.15 - Step 5: Solve for x
x = 15,944,224,990,293.15/3,373,425.12 - Step 6: Final answer
x = 4,726,420.31
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.