Finding the Fourth Proportional to 1,247,961.44, 1,722,041.16 and 704,105.84
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Solution
The fourth proportional to 1,247,961.44, 1,722,041.16 and 704,105.84 is: 971,583.90
Step by Step Solution
- Step 1: Write the proportion equation
1,247,961.44 : 1,722,041.16 = 704,105.84 : x - Step 2: Convert to fraction form
1,247,961.44/1,722,041.16 = 704,105.84/x - Step 3: Cross multiply
1,247,961.44x = 1,722,041.16 × 704,105.84 - Step 4: Simplify right side
1,247,961.44x = 1,212,499,237,476.37 - Step 5: Solve for x
x = 1,212,499,237,476.37/1,247,961.44 - Step 6: Final answer
x = 971,583.90
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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.