Finding the Fourth Proportional to 3,106,340.48, 4,288,072.48 and 2,088,335.68
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Solution
The fourth proportional to 3,106,340.48, 4,288,072.48 and 2,088,335.68 is: 2,882,792.41
Step by Step Solution
- Step 1: Write the proportion equation
3,106,340.48 : 4,288,072.48 = 2,088,335.68 : x - Step 2: Convert to fraction form
3,106,340.48/4,288,072.48 = 2,088,335.68/x - Step 3: Cross multiply
3,106,340.48x = 4,288,072.48 × 2,088,335.68 - Step 4: Simplify right side
3,106,340.48x = 8,954,934,758,410.09 - Step 5: Solve for x
x = 8,954,934,758,410.09/3,106,340.48 - Step 6: Final answer
x = 2,882,792.41
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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.