Finding the Fourth Proportional to 1,450,988.52, 2,002,338.66 and 806,408.68
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Solution
The fourth proportional to 1,450,988.52, 2,002,338.66 and 806,408.68 is: 1,112,829.81
Step by Step Solution
- Step 1: Write the proportion equation
1,450,988.52 : 2,002,338.66 = 806,408.68 : x - Step 2: Convert to fraction form
1,450,988.52/2,002,338.66 = 806,408.68/x - Step 3: Cross multiply
1,450,988.52x = 2,002,338.66 × 806,408.68 - Step 4: Simplify right side
1,450,988.52x = 1,614,703,275,723.57 - Step 5: Solve for x
x = 1,614,703,275,723.57/1,450,988.52 - Step 6: Final answer
x = 1,112,829.81
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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.