Finding the Fourth Proportional to 1,731,771.30, 2,389,918.20 and 967,824.84
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Solution
The fourth proportional to 1,731,771.30, 2,389,918.20 and 967,824.84 is: 1,335,639.53
Step by Step Solution
- Step 1: Write the proportion equation
1,731,771.30 : 2,389,918.20 = 967,824.84 : x - Step 2: Convert to fraction form
1,731,771.30/2,389,918.20 = 967,824.84/x - Step 3: Cross multiply
1,731,771.30x = 2,389,918.20 × 967,824.84 - Step 4: Simplify right side
1,731,771.30x = 2,313,022,199,528.09 - Step 5: Solve for x
x = 2,313,022,199,528.09/1,731,771.30 - Step 6: Final answer
x = 1,335,639.53
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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.