Finding the Fourth Proportional to 2,902,037.28, 4,353,049.08 and 772,121.76
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Solution
The fourth proportional to 2,902,037.28, 4,353,049.08 and 772,121.76 is: 1,158,180.82
Step by Step Solution
- Step 1: Write the proportion equation
2,902,037.28 : 4,353,049.08 = 772,121.76 : x - Step 2: Convert to fraction form
2,902,037.28/4,353,049.08 = 772,121.76/x - Step 3: Cross multiply
2,902,037.28x = 4,353,049.08 × 772,121.76 - Step 4: Simplify right side
2,902,037.28x = 3,361,083,917,015.98 - Step 5: Solve for x
x = 3,361,083,917,015.98/2,902,037.28 - Step 6: Final answer
x = 1,158,180.82
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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.