Finding the Fourth Proportional to 2,946,997.51, 4,420,497.26 and 1,325,873.02
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Solution
The fourth proportional to 2,946,997.51, 4,420,497.26 and 1,325,873.02 is: 1,988,809.98
Step by Step Solution
- Step 1: Write the proportion equation
2,946,997.51 : 4,420,497.26 = 1,325,873.02 : x - Step 2: Convert to fraction form
2,946,997.51/4,420,497.26 = 1,325,873.02/x - Step 3: Cross multiply
2,946,997.51x = 4,420,497.26 × 1,325,873.02 - Step 4: Simplify right side
2,946,997.51x = 5,861,018,052,017.93 - Step 5: Solve for x
x = 5,861,018,052,017.93/2,946,997.51 - Step 6: Final answer
x = 1,988,809.98
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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.