Finding the Fourth Proportional to 3,196,575.45, 4,410,250.61 and 2,278,953.99
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Solution
The fourth proportional to 3,196,575.45, 4,410,250.61 and 2,278,953.99 is: 3,144,226.80
Step by Step Solution
- Step 1: Write the proportion equation
3,196,575.45 : 4,410,250.61 = 2,278,953.99 : x - Step 2: Convert to fraction form
3,196,575.45/4,410,250.61 = 2,278,953.99/x - Step 3: Cross multiply
3,196,575.45x = 4,410,250.61 × 2,278,953.99 - Step 4: Simplify right side
3,196,575.45x = 10,050,758,213,164.67 - Step 5: Solve for x
x = 10,050,758,213,164.67/3,196,575.45 - Step 6: Final answer
x = 3,144,226.80
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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.