Finding the Fourth Proportional to 2,279,810.58, 3,420,657.90 and 999,755.70
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Solution
The fourth proportional to 2,279,810.58, 3,420,657.90 and 999,755.70 is: 1,500,046.65
Step by Step Solution
- Step 1: Write the proportion equation
2,279,810.58 : 3,420,657.90 = 999,755.70 : x - Step 2: Convert to fraction form
2,279,810.58/3,420,657.90 = 999,755.70/x - Step 3: Cross multiply
2,279,810.58x = 3,420,657.90 × 999,755.70 - Step 4: Simplify right side
2,279,810.58x = 3,419,822,233,275.03 - Step 5: Solve for x
x = 3,419,822,233,275.03/2,279,810.58 - Step 6: Final answer
x = 1,500,046.65
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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.