Finding the Fourth Proportional to 2,730,761.10, 4,092,205.05 and 1,213,201.80
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Solution
The fourth proportional to 2,730,761.10, 4,092,205.05 and 1,213,201.80 is: 1,818,053.78
Step by Step Solution
- Step 1: Write the proportion equation
2,730,761.10 : 4,092,205.05 = 1,213,201.80 : x - Step 2: Convert to fraction form
2,730,761.10/4,092,205.05 = 1,213,201.80/x - Step 3: Cross multiply
2,730,761.10x = 4,092,205.05 × 1,213,201.80 - Step 4: Simplify right side
2,730,761.10x = 4,964,670,532,629.09 - Step 5: Solve for x
x = 4,964,670,532,629.09/2,730,761.10 - Step 6: Final answer
x = 1,818,053.78
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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.