Finding the Fourth Proportional to 1,037,922.62, 1,557,109.37 and 318,266.91
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Solution
The fourth proportional to 1,037,922.62, 1,557,109.37 and 318,266.91 is: 477,469.50
Step by Step Solution
- Step 1: Write the proportion equation
1,037,922.62 : 1,557,109.37 = 318,266.91 : x - Step 2: Convert to fraction form
1,037,922.62/1,557,109.37 = 318,266.91/x - Step 3: Cross multiply
1,037,922.62x = 1,557,109.37 × 318,266.91 - Step 4: Simplify right side
1,037,922.62x = 495,576,388,517.61 - Step 5: Solve for x
x = 495,576,388,517.61/1,037,922.62 - Step 6: Final answer
x = 477,469.50
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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.