Finding the Fourth Proportional to 3,451,831.65, 5,177,744.74 and 927,486.90
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Solution
The fourth proportional to 3,451,831.65, 5,177,744.74 and 927,486.90 is: 1,391,229.62
Step by Step Solution
- Step 1: Write the proportion equation
3,451,831.65 : 5,177,744.74 = 927,486.90 : x - Step 2: Convert to fraction form
3,451,831.65/5,177,744.74 = 927,486.90/x - Step 3: Cross multiply
3,451,831.65x = 5,177,744.74 × 927,486.90 - Step 4: Simplify right side
3,451,831.65x = 4,802,290,417,893.91 - Step 5: Solve for x
x = 4,802,290,417,893.91/3,451,831.65 - Step 6: Final answer
x = 1,391,229.62
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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.