Finding the Fourth Proportional to 2,409,172.56, 3,328,563.24 and 2,050,387.92
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Solution
The fourth proportional to 2,409,172.56, 3,328,563.24 and 2,050,387.92 is: 2,832,858.87
Step by Step Solution
- Step 1: Write the proportion equation
2,409,172.56 : 3,328,563.24 = 2,050,387.92 : x - Step 2: Convert to fraction form
2,409,172.56/3,328,563.24 = 2,050,387.92/x - Step 3: Cross multiply
2,409,172.56x = 3,328,563.24 × 2,050,387.92 - Step 4: Simplify right side
2,409,172.56x = 6,824,845,858,252.06 - Step 5: Solve for x
x = 6,824,845,858,252.06/2,409,172.56 - Step 6: Final answer
x = 2,832,858.87
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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.