Finding the Fourth Proportional to 1,796,883.48, 2,479,707.72 and 981,103.68
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Solution
The fourth proportional to 1,796,883.48, 2,479,707.72 and 981,103.68 is: 1,353,927.73
Step by Step Solution
- Step 1: Write the proportion equation
1,796,883.48 : 2,479,707.72 = 981,103.68 : x - Step 2: Convert to fraction form
1,796,883.48/2,479,707.72 = 981,103.68/x - Step 3: Cross multiply
1,796,883.48x = 2,479,707.72 × 981,103.68 - Step 4: Simplify right side
1,796,883.48x = 2,432,850,369,416.41 - Step 5: Solve for x
x = 2,432,850,369,416.41/1,796,883.48 - Step 6: Final answer
x = 1,353,927.73
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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.