Finding the Fourth Proportional to 1,412,292.26, 2,117,772.48 and 513,099.92
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Solution
The fourth proportional to 1,412,292.26, 2,117,772.48 and 513,099.92 is: 769,407.95
Step by Step Solution
- Step 1: Write the proportion equation
1,412,292.26 : 2,117,772.48 = 513,099.92 : x - Step 2: Convert to fraction form
1,412,292.26/2,117,772.48 = 513,099.92/x - Step 3: Cross multiply
1,412,292.26x = 2,117,772.48 × 513,099.92 - Step 4: Simplify right side
1,412,292.26x = 1,086,628,890,066.20 - Step 5: Solve for x
x = 1,086,628,890,066.20/1,412,292.26 - Step 6: Final answer
x = 769,407.95
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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.