Finding the Fourth Proportional to 2,128,322.88, 3,192,475.20 and 530,883.84
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Solution
The fourth proportional to 2,128,322.88, 3,192,475.20 and 530,883.84 is: 796,323.49
Step by Step Solution
- Step 1: Write the proportion equation
2,128,322.88 : 3,192,475.20 = 530,883.84 : x - Step 2: Convert to fraction form
2,128,322.88/3,192,475.20 = 530,883.84/x - Step 3: Cross multiply
2,128,322.88x = 3,192,475.20 × 530,883.84 - Step 4: Simplify right side
2,128,322.88x = 1,694,833,493,280.77 - Step 5: Solve for x
x = 1,694,833,493,280.77/2,128,322.88 - Step 6: Final answer
x = 796,323.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.