Finding the Fourth Proportional to 1,338,107.40, 1,845,748.24 and 793,857.88
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Solution
The fourth proportional to 1,338,107.40, 1,845,748.24 and 793,857.88 is: 1,095,025.54
Step by Step Solution
- Step 1: Write the proportion equation
1,338,107.40 : 1,845,748.24 = 793,857.88 : x - Step 2: Convert to fraction form
1,338,107.40/1,845,748.24 = 793,857.88/x - Step 3: Cross multiply
1,338,107.40x = 1,845,748.24 × 793,857.88 - Step 4: Simplify right side
1,338,107.40x = 1,465,261,784,820.13 - Step 5: Solve for x
x = 1,465,261,784,820.13/1,338,107.40 - Step 6: Final answer
x = 1,095,025.54
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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.