Finding the Fourth Proportional to 4,874,216.30, 6,726,628.60 and 2,698,759.44
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Solution
The fourth proportional to 4,874,216.30, 6,726,628.60 and 2,698,759.44 is: 3,724,404.36
Step by Step Solution
- Step 1: Write the proportion equation
4,874,216.30 : 6,726,628.60 = 2,698,759.44 : x - Step 2: Convert to fraction form
4,874,216.30/6,726,628.60 = 2,698,759.44/x - Step 3: Cross multiply
4,874,216.30x = 6,726,628.60 × 2,698,759.44 - Step 4: Simplify right side
4,874,216.30x = 18,153,552,433,623.98 - Step 5: Solve for x
x = 18,153,552,433,623.98/4,874,216.30 - Step 6: Final answer
x = 3,724,404.36
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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.