Finding the Fourth Proportional to 2,282,193.20, 3,149,525.06 and 1,263,597.95
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Solution
The fourth proportional to 2,282,193.20, 3,149,525.06 and 1,263,597.95 is: 1,743,819.67
Step by Step Solution
- Step 1: Write the proportion equation
2,282,193.20 : 3,149,525.06 = 1,263,597.95 : x - Step 2: Convert to fraction form
2,282,193.20/3,149,525.06 = 1,263,597.95/x - Step 3: Cross multiply
2,282,193.20x = 3,149,525.06 × 1,263,597.95 - Step 4: Simplify right side
2,282,193.20x = 3,979,733,387,224.01 - Step 5: Solve for x
x = 3,979,733,387,224.01/2,282,193.20 - Step 6: Final answer
x = 1,743,819.67
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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.