Finding the Fourth Proportional to 2,593,067.88, 3,578,794.32 and 1,447,222.08
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Solution
The fourth proportional to 2,593,067.88, 3,578,794.32 and 1,447,222.08 is: 1,997,367.75
Step by Step Solution
- Step 1: Write the proportion equation
2,593,067.88 : 3,578,794.32 = 1,447,222.08 : x - Step 2: Convert to fraction form
2,593,067.88/3,578,794.32 = 1,447,222.08/x - Step 3: Cross multiply
2,593,067.88x = 3,578,794.32 × 1,447,222.08 - Step 4: Simplify right side
2,593,067.88x = 5,179,310,159,682.59 - Step 5: Solve for x
x = 5,179,310,159,682.59/2,593,067.88 - Step 6: Final answer
x = 1,997,367.75
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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.