Finding the Fourth Proportional to 3,124,321.96, 4,686,521.82 and 994,397.80
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Solution
The fourth proportional to 3,124,321.96, 4,686,521.82 and 994,397.80 is: 1,491,609.07
Step by Step Solution
- Step 1: Write the proportion equation
3,124,321.96 : 4,686,521.82 = 994,397.80 : x - Step 2: Convert to fraction form
3,124,321.96/4,686,521.82 = 994,397.80/x - Step 3: Cross multiply
3,124,321.96x = 4,686,521.82 × 994,397.80 - Step 4: Simplify right side
3,124,321.96x = 4,660,266,987,460.00 - Step 5: Solve for x
x = 4,660,266,987,460.00/3,124,321.96 - Step 6: Final answer
x = 1,491,609.07
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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.