Finding the Fourth Proportional to 3,925,914.75, 5,888,873.49 and 1,230,449.10
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Solution
The fourth proportional to 3,925,914.75, 5,888,873.49 and 1,230,449.10 is: 1,845,674.08
Step by Step Solution
- Step 1: Write the proportion equation
3,925,914.75 : 5,888,873.49 = 1,230,449.10 : x - Step 2: Convert to fraction form
3,925,914.75/5,888,873.49 = 1,230,449.10/x - Step 3: Cross multiply
3,925,914.75x = 5,888,873.49 × 1,230,449.10 - Step 4: Simplify right side
3,925,914.75x = 7,245,959,085,784.36 - Step 5: Solve for x
x = 7,245,959,085,784.36/3,925,914.75 - Step 6: Final answer
x = 1,845,674.08
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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.