Finding the Fourth Proportional to 3,330,761.49, 4,998,135.42 and 3,059,726.58
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Solution
The fourth proportional to 3,330,761.49, 4,998,135.42 and 3,059,726.58 is: 4,591,420.86
Step by Step Solution
- Step 1: Write the proportion equation
3,330,761.49 : 4,998,135.42 = 3,059,726.58 : x - Step 2: Convert to fraction form
3,330,761.49/4,998,135.42 = 3,059,726.58/x - Step 3: Cross multiply
3,330,761.49x = 4,998,135.42 × 3,059,726.58 - Step 4: Simplify right side
3,330,761.49x = 15,292,927,795,013.46 - Step 5: Solve for x
x = 15,292,927,795,013.46/3,330,761.49 - Step 6: Final answer
x = 4,591,420.86
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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.