Finding the Fourth Proportional to 2,323,985.11, 3,206,601.97 and 1,356,676.38
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Solution
The fourth proportional to 2,323,985.11, 3,206,601.97 and 1,356,676.38 is: 1,871,922.99
Step by Step Solution
- Step 1: Write the proportion equation
2,323,985.11 : 3,206,601.97 = 1,356,676.38 : x - Step 2: Convert to fraction form
2,323,985.11/3,206,601.97 = 1,356,676.38/x - Step 3: Cross multiply
2,323,985.11x = 3,206,601.97 × 1,356,676.38 - Step 4: Simplify right side
2,323,985.11x = 4,350,321,152,760.47 - Step 5: Solve for x
x = 4,350,321,152,760.47/2,323,985.11 - Step 6: Final answer
x = 1,871,922.99
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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.