Finding the Fourth Proportional to 3,929,204.53, 5,894,787.68 and 1,370,456.25
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Solution
The fourth proportional to 3,929,204.53, 5,894,787.68 and 1,370,456.25 is: 2,056,026.49
Step by Step Solution
- Step 1: Write the proportion equation
3,929,204.53 : 5,894,787.68 = 1,370,456.25 : x - Step 2: Convert to fraction form
3,929,204.53/5,894,787.68 = 1,370,456.25/x - Step 3: Cross multiply
3,929,204.53x = 5,894,787.68 × 1,370,456.25 - Step 4: Simplify right side
3,929,204.53x = 8,078,548,592,431.20 - Step 5: Solve for x
x = 8,078,548,592,431.20/3,929,204.53 - Step 6: Final answer
x = 2,056,026.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.