Finding the Fourth Proportional to 2,042,101.36, 3,063,361.56 and 780,989.68
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Solution
The fourth proportional to 2,042,101.36, 3,063,361.56 and 780,989.68 is: 1,171,564.65
Step by Step Solution
- Step 1: Write the proportion equation
2,042,101.36 : 3,063,361.56 = 780,989.68 : x - Step 2: Convert to fraction form
2,042,101.36/3,063,361.56 = 780,989.68/x - Step 3: Cross multiply
2,042,101.36x = 3,063,361.56 × 780,989.68 - Step 4: Simplify right side
2,042,101.36x = 2,392,453,764,468.70 - Step 5: Solve for x
x = 2,392,453,764,468.70/2,042,101.36 - Step 6: Final answer
x = 1,171,564.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.