Finding the Fourth Proportional to 5,664,728.34, 8,497,084.78 and 2,630,434.98
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Solution
The fourth proportional to 5,664,728.34, 8,497,084.78 and 2,630,434.98 is: 3,945,648.88
Step by Step Solution
- Step 1: Write the proportion equation
5,664,728.34 : 8,497,084.78 = 2,630,434.98 : x - Step 2: Convert to fraction form
5,664,728.34/8,497,084.78 = 2,630,434.98/x - Step 3: Cross multiply
5,664,728.34x = 8,497,084.78 × 2,630,434.98 - Step 4: Simplify right side
5,664,728.34x = 22,351,029,033,337.60 - Step 5: Solve for x
x = 22,351,029,033,337.60/5,664,728.34 - Step 6: Final answer
x = 3,945,648.88
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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.