Finding the Fourth Proportional to 2,146,341.44, 2,961,305.24 and 1,286,588
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Solution
The fourth proportional to 2,146,341.44, 2,961,305.24 and 1,286,588 is: 1,775,104.24
Step by Step Solution
- Step 1: Write the proportion equation
2,146,341.44 : 2,961,305.24 = 1,286,588 : x - Step 2: Convert to fraction form
2,146,341.44/2,961,305.24 = 1,286,588/x - Step 3: Cross multiply
2,146,341.44x = 2,961,305.24 × 1,286,588 - Step 4: Simplify right side
2,146,341.44x = 3,809,979,786,121.12 - Step 5: Solve for x
x = 3,809,979,786,121.12/2,146,341.44 - Step 6: Final answer
x = 1,775,104.24
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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.