Finding the Fourth Proportional to 1,796,924.96, 2,479,737.61 and 981,126.10
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Solution
The fourth proportional to 1,796,924.96, 2,479,737.61 and 981,126.10 is: 1,353,943.73
Step by Step Solution
- Step 1: Write the proportion equation
1,796,924.96 : 2,479,737.61 = 981,126.10 : x - Step 2: Convert to fraction form
1,796,924.96/2,479,737.61 = 981,126.10/x - Step 3: Cross multiply
1,796,924.96x = 2,479,737.61 × 981,126.10 - Step 4: Simplify right side
1,796,924.96x = 2,432,935,290,322.62 - Step 5: Solve for x
x = 2,432,935,290,322.62/1,796,924.96 - Step 6: Final answer
x = 1,353,943.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.