Finding the Fourth Proportional to 1,347,452.10, 1,859,796.36 and 888,649.38
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Solution
The fourth proportional to 1,347,452.10, 1,859,796.36 and 888,649.38 is: 1,226,542.21
Step by Step Solution
- Step 1: Write the proportion equation
1,347,452.10 : 1,859,796.36 = 888,649.38 : x - Step 2: Convert to fraction form
1,347,452.10/1,859,796.36 = 888,649.38/x - Step 3: Cross multiply
1,347,452.10x = 1,859,796.36 × 888,649.38 - Step 4: Simplify right side
1,347,452.10x = 1,652,706,882,240.26 - Step 5: Solve for x
x = 1,652,706,882,240.26/1,347,452.10 - Step 6: Final answer
x = 1,226,542.21
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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.