Finding the Fourth Proportional to 1,080,147.44, 1,620,454.70 and 574,634.95
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Solution
The fourth proportional to 1,080,147.44, 1,620,454.70 and 574,634.95 is: 862,076.66
Step by Step Solution
- Step 1: Write the proportion equation
1,080,147.44 : 1,620,454.70 = 574,634.95 : x - Step 2: Convert to fraction form
1,080,147.44/1,620,454.70 = 574,634.95/x - Step 3: Cross multiply
1,080,147.44x = 1,620,454.70 × 574,634.95 - Step 4: Simplify right side
1,080,147.44x = 931,169,899,810.40 - Step 5: Solve for x
x = 931,169,899,810.40/1,080,147.44 - Step 6: Final answer
x = 862,076.66
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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.