Finding the Fourth Proportional to 2,626,989.68, 3,625,199.88 and 1,481,070.80
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Solution
The fourth proportional to 2,626,989.68, 3,625,199.88 and 1,481,070.80 is: 2,043,851.84
Step by Step Solution
- Step 1: Write the proportion equation
2,626,989.68 : 3,625,199.88 = 1,481,070.80 : x - Step 2: Convert to fraction form
2,626,989.68/3,625,199.88 = 1,481,070.80/x - Step 3: Cross multiply
2,626,989.68x = 3,625,199.88 × 1,481,070.80 - Step 4: Simplify right side
2,626,989.68x = 5,369,177,686,431.50 - Step 5: Solve for x
x = 5,369,177,686,431.50/2,626,989.68 - Step 6: Final answer
x = 2,043,851.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.