Finding the Fourth Proportional to 1,380,235.96, 2,070,562.92 and 433,517.68
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Solution
The fourth proportional to 1,380,235.96, 2,070,562.92 and 433,517.68 is: 650,342.16
Step by Step Solution
- Step 1: Write the proportion equation
1,380,235.96 : 2,070,562.92 = 433,517.68 : x - Step 2: Convert to fraction form
1,380,235.96/2,070,562.92 = 433,517.68/x - Step 3: Cross multiply
1,380,235.96x = 2,070,562.92 × 433,517.68 - Step 4: Simplify right side
1,380,235.96x = 897,625,633,372.43 - Step 5: Solve for x
x = 897,625,633,372.43/1,380,235.96 - Step 6: Final answer
x = 650,342.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.