Finding the Fourth Proportional to 4,630,476.33, 6,389,974.44 and 2,565,450.45
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Solution
The fourth proportional to 4,630,476.33, 6,389,974.44 and 2,565,450.45 is: 3,540,275.69
Step by Step Solution
- Step 1: Write the proportion equation
4,630,476.33 : 6,389,974.44 = 2,565,450.45 : x - Step 2: Convert to fraction form
4,630,476.33/6,389,974.44 = 2,565,450.45/x - Step 3: Cross multiply
4,630,476.33x = 6,389,974.44 × 2,565,450.45 - Step 4: Simplify right side
4,630,476.33x = 16,393,162,802,586.50 - Step 5: Solve for x
x = 16,393,162,802,586.50/4,630,476.33 - Step 6: Final answer
x = 3,540,275.69
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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.