Finding the Fourth Proportional to 4,888,855.54, 6,747,860.84 and 3,340,743.86
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Solution
The fourth proportional to 4,888,855.54, 6,747,860.84 and 3,340,743.86 is: 4,611,074.00
Step by Step Solution
- Step 1: Write the proportion equation
4,888,855.54 : 6,747,860.84 = 3,340,743.86 : x - Step 2: Convert to fraction form
4,888,855.54/6,747,860.84 = 3,340,743.86/x - Step 3: Cross multiply
4,888,855.54x = 6,747,860.84 × 3,340,743.86 - Step 4: Simplify right side
4,888,855.54x = 22,542,874,669,364.44 - Step 5: Solve for x
x = 22,542,874,669,364.44/4,888,855.54 - Step 6: Final answer
x = 4,611,074.00
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1.5x scale
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.