Finding the Fourth Proportional to 1,324,173.98, 1,986,205.08 and 377,543.18
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Solution
The fourth proportional to 1,324,173.98, 1,986,205.08 and 377,543.18 is: 566,298.84
Step by Step Solution
- Step 1: Write the proportion equation
1,324,173.98 : 1,986,205.08 = 377,543.18 : x - Step 2: Convert to fraction form
1,324,173.98/1,986,205.08 = 377,543.18/x - Step 3: Cross multiply
1,324,173.98x = 1,986,205.08 × 377,543.18 - Step 4: Simplify right side
1,324,173.98x = 749,878,188,416.65 - Step 5: Solve for x
x = 749,878,188,416.65/1,324,173.98 - Step 6: Final answer
x = 566,298.84
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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.