Finding the Fourth Proportional to 1,277,537.94, 1,912,320.99 and 940,958.64
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Solution
The fourth proportional to 1,277,537.94, 1,912,320.99 and 940,958.64 is: 1,408,502.17
Step by Step Solution
- Step 1: Write the proportion equation
1,277,537.94 : 1,912,320.99 = 940,958.64 : x - Step 2: Convert to fraction form
1,277,537.94/1,912,320.99 = 940,958.64/x - Step 3: Cross multiply
1,277,537.94x = 1,912,320.99 × 940,958.64 - Step 4: Simplify right side
1,277,537.94x = 1,799,414,957,993.85 - Step 5: Solve for x
x = 1,799,414,957,993.85/1,277,537.94 - Step 6: Final answer
x = 1,408,502.17
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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.