Finding the Fourth Proportional to 4,079,787.36, 5,630,211.63 and 2,244,292.80
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Solution
The fourth proportional to 4,079,787.36, 5,630,211.63 and 2,244,292.80 is: 3,097,181.86
Step by Step Solution
- Step 1: Write the proportion equation
4,079,787.36 : 5,630,211.63 = 2,244,292.80 : x - Step 2: Convert to fraction form
4,079,787.36/5,630,211.63 = 2,244,292.80/x - Step 3: Cross multiply
4,079,787.36x = 5,630,211.63 × 2,244,292.80 - Step 4: Simplify right side
4,079,787.36x = 12,635,843,423,685.26 - Step 5: Solve for x
x = 12,635,843,423,685.26/4,079,787.36 - Step 6: Final answer
x = 3,097,181.86
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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.