Finding the Fourth Proportional to 1,731,439.54, 2,389,380.60 and 967,493.08
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Solution
The fourth proportional to 1,731,439.54, 2,389,380.60 and 967,493.08 is: 1,335,137.12
Step by Step Solution
- Step 1: Write the proportion equation
1,731,439.54 : 2,389,380.60 = 967,493.08 : x - Step 2: Convert to fraction form
1,731,439.54/2,389,380.60 = 967,493.08/x - Step 3: Cross multiply
1,731,439.54x = 2,389,380.60 × 967,493.08 - Step 4: Simplify right side
1,731,439.54x = 2,311,709,195,986.25 - Step 5: Solve for x
x = 2,311,709,195,986.25/1,731,439.54 - Step 6: Final answer
x = 1,335,137.12
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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.