Finding the Fourth Proportional to 2,409,192.56, 3,608,970.78 and 1,449,117.92
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Solution
The fourth proportional to 2,409,192.56, 3,608,970.78 and 1,449,117.92 is: 2,170,778.84
Step by Step Solution
- Step 1: Write the proportion equation
2,409,192.56 : 3,608,970.78 = 1,449,117.92 : x - Step 2: Convert to fraction form
2,409,192.56/3,608,970.78 = 1,449,117.92/x - Step 3: Cross multiply
2,409,192.56x = 3,608,970.78 × 1,449,117.92 - Step 4: Simplify right side
2,409,192.56x = 5,229,824,230,054.38 - Step 5: Solve for x
x = 5,229,824,230,054.38/2,409,192.56 - Step 6: Final answer
x = 2,170,778.84
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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.