Finding the Fourth Proportional to 4,538,411.52, 6,264,611.84 and 4,054,135.68
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Solution
The fourth proportional to 4,538,411.52, 6,264,611.84 and 4,054,135.68 is: 5,596,140.03
Step by Step Solution
- Step 1: Write the proportion equation
4,538,411.52 : 6,264,611.84 = 4,054,135.68 : x - Step 2: Convert to fraction form
4,538,411.52/6,264,611.84 = 4,054,135.68/x - Step 3: Cross multiply
4,538,411.52x = 6,264,611.84 × 4,054,135.68 - Step 4: Simplify right side
4,538,411.52x = 25,397,586,381,894.45 - Step 5: Solve for x
x = 25,397,586,381,894.45/4,538,411.52 - Step 6: Final answer
x = 5,596,140.03
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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.