Finding the Fourth Proportional to 2,506,211.28, 3,754,582.20 and 1,942,485.84
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Solution
The fourth proportional to 2,506,211.28, 3,754,582.20 and 1,942,485.84 is: 2,910,059.03
Step by Step Solution
- Step 1: Write the proportion equation
2,506,211.28 : 3,754,582.20 = 1,942,485.84 : x - Step 2: Convert to fraction form
2,506,211.28/3,754,582.20 = 1,942,485.84/x - Step 3: Cross multiply
2,506,211.28x = 3,754,582.20 × 1,942,485.84 - Step 4: Simplify right side
2,506,211.28x = 7,293,222,758,616.05 - Step 5: Solve for x
x = 7,293,222,758,616.05/2,506,211.28 - Step 6: Final answer
x = 2,910,059.03
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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.