Finding the Fourth Proportional to 1,320,567.99, 1,981,601.63 and 562,330.38
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Solution
The fourth proportional to 1,320,567.99, 1,981,601.63 and 562,330.38 is: 843,814.79
Step by Step Solution
- Step 1: Write the proportion equation
1,320,567.99 : 1,981,601.63 = 562,330.38 : x - Step 2: Convert to fraction form
1,320,567.99/1,981,601.63 = 562,330.38/x - Step 3: Cross multiply
1,320,567.99x = 1,981,601.63 × 562,330.38 - Step 4: Simplify right side
1,320,567.99x = 1,114,314,807,497.72 - Step 5: Solve for x
x = 1,114,314,807,497.72/1,320,567.99 - Step 6: Final answer
x = 843,814.79
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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.