Finding the Fourth Proportional to 1,529,450.10, 2,110,043.79 and 875,726.76
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Solution
The fourth proportional to 1,529,450.10, 2,110,043.79 and 875,726.76 is: 1,208,160.90
Step by Step Solution
- Step 1: Write the proportion equation
1,529,450.10 : 2,110,043.79 = 875,726.76 : x - Step 2: Convert to fraction form
1,529,450.10/2,110,043.79 = 875,726.76/x - Step 3: Cross multiply
1,529,450.10x = 2,110,043.79 × 875,726.76 - Step 4: Simplify right side
1,529,450.10x = 1,847,821,811,674.82 - Step 5: Solve for x
x = 1,847,821,811,674.82/1,529,450.10 - Step 6: Final answer
x = 1,208,160.90
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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.