Finding the Fourth Proportional to 2,283,707.21, 3,151,115.41 and 1,303,198.57
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Solution
The fourth proportional to 2,283,707.21, 3,151,115.41 and 1,303,198.57 is: 1,798,185.46
Step by Step Solution
- Step 1: Write the proportion equation
2,283,707.21 : 3,151,115.41 = 1,303,198.57 : x - Step 2: Convert to fraction form
2,283,707.21/3,151,115.41 = 1,303,198.57/x - Step 3: Cross multiply
2,283,707.21x = 3,151,115.41 × 1,303,198.57 - Step 4: Simplify right side
2,283,707.21x = 4,106,529,096,216.96 - Step 5: Solve for x
x = 4,106,529,096,216.96/2,283,707.21 - Step 6: Final answer
x = 1,798,185.46
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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.