Finding the Fourth Proportional to 3,027,976.49, 4,178,467 and 1,737,908.93
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Solution
The fourth proportional to 3,027,976.49, 4,178,467 and 1,737,908.93 is: 2,398,233.65
Step by Step Solution
- Step 1: Write the proportion equation
3,027,976.49 : 4,178,467 = 1,737,908.93 : x - Step 2: Convert to fraction form
3,027,976.49/4,178,467 = 1,737,908.93/x - Step 3: Cross multiply
3,027,976.49x = 4,178,467 × 1,737,908.93 - Step 4: Simplify right side
3,027,976.49x = 7,261,795,113,010.31 - Step 5: Solve for x
x = 7,261,795,113,010.31/3,027,976.49 - Step 6: Final answer
x = 2,398,233.65
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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.