Finding the Fourth Proportional to 2,083,409.48, 3,140,729.80 and 1,944,529.01
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Solution
The fourth proportional to 2,083,409.48, 3,140,729.80 and 1,944,529.01 is: 2,931,368.14
Step by Step Solution
- Step 1: Write the proportion equation
2,083,409.48 : 3,140,729.80 = 1,944,529.01 : x - Step 2: Convert to fraction form
2,083,409.48/3,140,729.80 = 1,944,529.01/x - Step 3: Cross multiply
2,083,409.48x = 3,140,729.80 × 1,944,529.01 - Step 4: Simplify right side
2,083,409.48x = 6,107,240,188,106.53 - Step 5: Solve for x
x = 6,107,240,188,106.53/2,083,409.48 - Step 6: Final answer
x = 2,931,368.14
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.