Finding the Fourth Proportional to 1,791,552.11, 2,687,311.51 and 726,340.95
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Solution
The fourth proportional to 1,791,552.11, 2,687,311.51 and 726,340.95 is: 1,089,504.67
Step by Step Solution
- Step 1: Write the proportion equation
1,791,552.11 : 2,687,311.51 = 726,340.95 : x - Step 2: Convert to fraction form
1,791,552.11/2,687,311.51 = 726,340.95/x - Step 3: Cross multiply
1,791,552.11x = 2,687,311.51 × 726,340.95 - Step 4: Simplify right side
1,791,552.11x = 1,951,904,393,303.48 - Step 5: Solve for x
x = 1,951,904,393,303.48/1,791,552.11 - Step 6: Final answer
x = 1,089,504.67
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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.