Finding the Fourth Proportional to 1,479,686.56, 2,218,196.84 and 532,390.84
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Solution
The fourth proportional to 1,479,686.56, 2,218,196.84 and 532,390.84 is: 798,106.65
Step by Step Solution
- Step 1: Write the proportion equation
1,479,686.56 : 2,218,196.84 = 532,390.84 : x - Step 2: Convert to fraction form
1,479,686.56/2,218,196.84 = 532,390.84/x - Step 3: Cross multiply
1,479,686.56x = 2,218,196.84 × 532,390.84 - Step 4: Simplify right side
1,479,686.56x = 1,180,947,678,932.95 - Step 5: Solve for x
x = 1,180,947,678,932.95/1,479,686.56 - Step 6: Final answer
x = 798,106.65
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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.