Finding the Fourth Proportional to 2,266,845.24, 3,128,134.16 and 1,248,059.64
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Solution
The fourth proportional to 2,266,845.24, 3,128,134.16 and 1,248,059.64 is: 1,722,260.49
Step by Step Solution
- Step 1: Write the proportion equation
2,266,845.24 : 3,128,134.16 = 1,248,059.64 : x - Step 2: Convert to fraction form
2,266,845.24/3,128,134.16 = 1,248,059.64/x - Step 3: Cross multiply
2,266,845.24x = 3,128,134.16 × 1,248,059.64 - Step 4: Simplify right side
2,266,845.24x = 3,904,097,993,601.30 - Step 5: Solve for x
x = 3,904,097,993,601.30/2,266,845.24 - Step 6: Final answer
x = 1,722,260.49
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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.