Finding the Fourth Proportional to 3,417,819.74, 4,716,497.93 and 1,889,874.62
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Solution
The fourth proportional to 3,417,819.74, 4,716,497.93 and 1,889,874.62 is: 2,607,975.38
Step by Step Solution
- Step 1: Write the proportion equation
3,417,819.74 : 4,716,497.93 = 1,889,874.62 : x - Step 2: Convert to fraction form
3,417,819.74/4,716,497.93 = 1,889,874.62/x - Step 3: Cross multiply
3,417,819.74x = 4,716,497.93 × 1,889,874.62 - Step 4: Simplify right side
3,417,819.74x = 8,913,589,733,189.54 - Step 5: Solve for x
x = 8,913,589,733,189.54/3,417,819.74 - Step 6: Final answer
x = 2,607,975.38
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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.