Finding the Fourth Proportional to 1,192,797.42, 1,646,067.60 and 648,937.12
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Solution
The fourth proportional to 1,192,797.42, 1,646,067.60 and 648,937.12 is: 895,537.12
Step by Step Solution
- Step 1: Write the proportion equation
1,192,797.42 : 1,646,067.60 = 648,937.12 : x - Step 2: Convert to fraction form
1,192,797.42/1,646,067.60 = 648,937.12/x - Step 3: Cross multiply
1,192,797.42x = 1,646,067.60 × 648,937.12 - Step 4: Simplify right side
1,192,797.42x = 1,068,194,367,669.31 - Step 5: Solve for x
x = 1,068,194,367,669.31/1,192,797.42 - Step 6: Final answer
x = 895,537.12
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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.