Finding the Fourth Proportional to 2,263,573.75, 3,123,716.79 and 1,283,698.12
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Solution
The fourth proportional to 2,263,573.75, 3,123,716.79 and 1,283,698.12 is: 1,771,494.91
Step by Step Solution
- Step 1: Write the proportion equation
2,263,573.75 : 3,123,716.79 = 1,283,698.12 : x - Step 2: Convert to fraction form
2,263,573.75/3,123,716.79 = 1,283,698.12/x - Step 3: Cross multiply
2,263,573.75x = 3,123,716.79 × 1,283,698.12 - Step 4: Simplify right side
2,263,573.75x = 4,009,909,370,735.44 - Step 5: Solve for x
x = 4,009,909,370,735.44/2,263,573.75 - Step 6: Final answer
x = 1,771,494.91
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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.