Finding the Fourth Proportional to 1,645,941.18, 2,469,122.02 and 635,352.12
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Solution
The fourth proportional to 1,645,941.18, 2,469,122.02 and 635,352.12 is: 953,109.34
Step by Step Solution
- Step 1: Write the proportion equation
1,645,941.18 : 2,469,122.02 = 635,352.12 : x - Step 2: Convert to fraction form
1,645,941.18/2,469,122.02 = 635,352.12/x - Step 3: Cross multiply
1,645,941.18x = 2,469,122.02 × 635,352.12 - Step 4: Simplify right side
1,645,941.18x = 1,568,761,910,739.87 - Step 5: Solve for x
x = 1,568,761,910,739.87/1,645,941.18 - Step 6: Final answer
x = 953,109.34
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1.5x scale
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.