Finding the Fourth Proportional to 1,394,441.23, 2,091,671.07 and 383,669.97
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Solution
The fourth proportional to 1,394,441.23, 2,091,671.07 and 383,669.97 is: 575,507.49
Step by Step Solution
- Step 1: Write the proportion equation
1,394,441.23 : 2,091,671.07 = 383,669.97 : x - Step 2: Convert to fraction form
1,394,441.23/2,091,671.07 = 383,669.97/x - Step 3: Cross multiply
1,394,441.23x = 2,091,671.07 × 383,669.97 - Step 4: Simplify right side
1,394,441.23x = 802,511,374,758.42 - Step 5: Solve for x
x = 802,511,374,758.42/1,394,441.23 - Step 6: Final answer
x = 575,507.49
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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.