Finding the Fourth Proportional to 1,309,982.99, 1,807,758 and 737,021.79
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Solution
The fourth proportional to 1,309,982.99, 1,807,758 and 737,021.79 is: 1,017,079.65
Step by Step Solution
- Step 1: Write the proportion equation
1,309,982.99 : 1,807,758 = 737,021.79 : x - Step 2: Convert to fraction form
1,309,982.99/1,807,758 = 737,021.79/x - Step 3: Cross multiply
1,309,982.99x = 1,807,758 × 737,021.79 - Step 4: Simplify right side
1,309,982.99x = 1,332,357,037,046.82 - Step 5: Solve for x
x = 1,332,357,037,046.82/1,309,982.99 - Step 6: Final answer
x = 1,017,079.65
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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.