Finding the Fourth Proportional to 1,682,703.44, 2,322,113.16 and 918,754.64
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Solution
The fourth proportional to 1,682,703.44, 2,322,113.16 and 918,754.64 is: 1,267,871.80
Step by Step Solution
- Step 1: Write the proportion equation
1,682,703.44 : 2,322,113.16 = 918,754.64 : x - Step 2: Convert to fraction form
1,682,703.44/2,322,113.16 = 918,754.64/x - Step 3: Cross multiply
1,682,703.44x = 2,322,113.16 × 918,754.64 - Step 4: Simplify right side
1,682,703.44x = 2,133,452,240,355.06 - Step 5: Solve for x
x = 2,133,452,240,355.06/1,682,703.44 - Step 6: Final answer
x = 1,267,871.80
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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.