Finding the Fourth Proportional to 1,616,420.68, 2,424,543.12 and 494,489.68
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Solution
The fourth proportional to 1,616,420.68, 2,424,543.12 and 494,489.68 is: 741,707.63
Step by Step Solution
- Step 1: Write the proportion equation
1,616,420.68 : 2,424,543.12 = 494,489.68 : x - Step 2: Convert to fraction form
1,616,420.68/2,424,543.12 = 494,489.68/x - Step 3: Cross multiply
1,616,420.68x = 2,424,543.12 × 494,489.68 - Step 4: Simplify right side
1,616,420.68x = 1,198,911,551,555.00 - Step 5: Solve for x
x = 1,198,911,551,555.00/1,616,420.68 - Step 6: Final answer
x = 741,707.63
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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.