Finding the Fourth Proportional to 2,486,232.20, 3,729,348.30 and 803,335.70
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Solution
The fourth proportional to 2,486,232.20, 3,729,348.30 and 803,335.70 is: 1,205,003.55
Step by Step Solution
- Step 1: Write the proportion equation
2,486,232.20 : 3,729,348.30 = 803,335.70 : x - Step 2: Convert to fraction form
2,486,232.20/3,729,348.30 = 803,335.70/x - Step 3: Cross multiply
2,486,232.20x = 3,729,348.30 × 803,335.70 - Step 4: Simplify right side
2,486,232.20x = 2,995,918,627,124.31 - Step 5: Solve for x
x = 2,995,918,627,124.31/2,486,232.20 - Step 6: Final answer
x = 1,205,003.55
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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.