Finding the Fourth Proportional to 1,635,193.50, 2,452,812.09 and 513,262.50
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Solution
The fourth proportional to 1,635,193.50, 2,452,812.09 and 513,262.50 is: 769,900.61
Step by Step Solution
- Step 1: Write the proportion equation
1,635,193.50 : 2,452,812.09 = 513,262.50 : x - Step 2: Convert to fraction form
1,635,193.50/2,452,812.09 = 513,262.50/x - Step 3: Cross multiply
1,635,193.50x = 2,452,812.09 × 513,262.50 - Step 4: Simplify right side
1,635,193.50x = 1,258,936,465,343.63 - Step 5: Solve for x
x = 1,258,936,465,343.63/1,635,193.50 - Step 6: Final answer
x = 769,900.61
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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.