Finding the Fourth Proportional to 2,266,846.24, 3,128,135.54 and 1,248,060.64
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Solution
The fourth proportional to 2,266,846.24, 3,128,135.54 and 1,248,060.64 is: 1,722,261.87
Step by Step Solution
- Step 1: Write the proportion equation
2,266,846.24 : 3,128,135.54 = 1,248,060.64 : x - Step 2: Convert to fraction form
2,266,846.24/3,128,135.54 = 1,248,060.64/x - Step 3: Cross multiply
2,266,846.24x = 3,128,135.54 × 1,248,060.64 - Step 4: Simplify right side
2,266,846.24x = 3,904,102,844,059.15 - Step 5: Solve for x
x = 3,904,102,844,059.15/2,266,846.24 - Step 6: Final answer
x = 1,722,261.87
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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.