Finding the Fourth Proportional to 4,842,451.80, 6,682,088.96 and 2,981,571.80
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Solution
The fourth proportional to 4,842,451.80, 6,682,088.96 and 2,981,571.80 is: 4,114,264.60
Step by Step Solution
- Step 1: Write the proportion equation
4,842,451.80 : 6,682,088.96 = 2,981,571.80 : x - Step 2: Convert to fraction form
4,842,451.80/6,682,088.96 = 2,981,571.80/x - Step 3: Cross multiply
4,842,451.80x = 6,682,088.96 × 2,981,571.80 - Step 4: Simplify right side
4,842,451.80x = 19,923,128,008,227.33 - Step 5: Solve for x
x = 19,923,128,008,227.33/4,842,451.80 - Step 6: Final answer
x = 4,114,264.60
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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.