Finding the Fourth Proportional to 1,010,292.40, 1,394,442.84 and 580,822.03
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Solution
The fourth proportional to 1,010,292.40, 1,394,442.84 and 580,822.03 is: 801,671.99
Step by Step Solution
- Step 1: Write the proportion equation
1,010,292.40 : 1,394,442.84 = 580,822.03 : x - Step 2: Convert to fraction form
1,010,292.40/1,394,442.84 = 580,822.03/x - Step 3: Cross multiply
1,010,292.40x = 1,394,442.84 × 580,822.03 - Step 4: Simplify right side
1,010,292.40x = 809,923,121,047.77 - Step 5: Solve for x
x = 809,923,121,047.77/1,010,292.40 - Step 6: Final answer
x = 801,671.99
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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.