Finding the Fourth Proportional to 1,616,420.46, 2,424,542.76 and 494,489.46
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Solution
The fourth proportional to 1,616,420.46, 2,424,542.76 and 494,489.46 is: 741,707.29
Step by Step Solution
- Step 1: Write the proportion equation
1,616,420.46 : 2,424,542.76 = 494,489.46 : x - Step 2: Convert to fraction form
1,616,420.46/2,424,542.76 = 494,489.46/x - Step 3: Cross multiply
1,616,420.46x = 2,424,542.76 × 494,489.46 - Step 4: Simplify right side
1,616,420.46x = 1,198,910,840,139.31 - Step 5: Solve for x
x = 1,198,910,840,139.31/1,616,420.46 - Step 6: Final answer
x = 741,707.29
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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.