Finding the Fourth Proportional to 1,939,163.43, 2,901,659.16 and 1,140,820.95
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Solution
The fourth proportional to 1,939,163.43, 2,901,659.16 and 1,140,820.95 is: 1,707,062.70
Step by Step Solution
- Step 1: Write the proportion equation
1,939,163.43 : 2,901,659.16 = 1,140,820.95 : x - Step 2: Convert to fraction form
1,939,163.43/2,901,659.16 = 1,140,820.95/x - Step 3: Cross multiply
1,939,163.43x = 2,901,659.16 × 1,140,820.95 - Step 4: Simplify right side
1,939,163.43x = 3,310,273,559,487.40 - Step 5: Solve for x
x = 3,310,273,559,487.40/1,939,163.43 - Step 6: Final answer
x = 1,707,062.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.