Finding the Fourth Proportional to 2,561,235.87, 3,534,556.19 and 1,399,754.06
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Solution
The fourth proportional to 2,561,235.87, 3,534,556.19 and 1,399,754.06 is: 1,931,688.31
Step by Step Solution
- Step 1: Write the proportion equation
2,561,235.87 : 3,534,556.19 = 1,399,754.06 : x - Step 2: Convert to fraction form
2,561,235.87/3,534,556.19 = 1,399,754.06/x - Step 3: Cross multiply
2,561,235.87x = 3,534,556.19 × 1,399,754.06 - Step 4: Simplify right side
2,561,235.87x = 4,947,509,377,250.63 - Step 5: Solve for x
x = 4,947,509,377,250.63/2,561,235.87 - Step 6: Final answer
x = 1,931,688.31
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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.