Finding the Fourth Proportional to 4,278,677.94, 5,904,620.82 and 2,344,896.12
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Solution
The fourth proportional to 4,278,677.94, 5,904,620.82 and 2,344,896.12 is: 3,235,981.45
Step by Step Solution
- Step 1: Write the proportion equation
4,278,677.94 : 5,904,620.82 = 2,344,896.12 : x - Step 2: Convert to fraction form
4,278,677.94/5,904,620.82 = 2,344,896.12/x - Step 3: Cross multiply
4,278,677.94x = 5,904,620.82 × 2,344,896.12 - Step 4: Simplify right side
4,278,677.94x = 13,845,722,450,889.22 - Step 5: Solve for x
x = 13,845,722,450,889.22/4,278,677.94 - Step 6: Final answer
x = 3,235,981.45
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1.5x scale
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.