Finding the Fourth Proportional to 1,783,215.18, 2,672,283.42 and 883,770.12
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Solution
The fourth proportional to 1,783,215.18, 2,672,283.42 and 883,770.12 is: 1,324,396.67
Step by Step Solution
- Step 1: Write the proportion equation
1,783,215.18 : 2,672,283.42 = 883,770.12 : x - Step 2: Convert to fraction form
1,783,215.18/2,672,283.42 = 883,770.12/x - Step 3: Cross multiply
1,783,215.18x = 2,672,283.42 × 883,770.12 - Step 4: Simplify right side
1,783,215.18x = 2,361,684,238,767.41 - Step 5: Solve for x
x = 2,361,684,238,767.41/1,783,215.18 - Step 6: Final answer
x = 1,324,396.67
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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.