Finding the Fourth Proportional to 1,763,252.82, 2,433,286.71 and 1,028,236.73
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Solution
The fourth proportional to 1,763,252.82, 2,433,286.71 and 1,028,236.73 is: 1,418,965.41
Step by Step Solution
- Step 1: Write the proportion equation
1,763,252.82 : 2,433,286.71 = 1,028,236.73 : x - Step 2: Convert to fraction form
1,763,252.82/2,433,286.71 = 1,028,236.73/x - Step 3: Cross multiply
1,763,252.82x = 2,433,286.71 × 1,028,236.73 - Step 4: Simplify right side
1,763,252.82x = 2,501,994,757,676.42 - Step 5: Solve for x
x = 2,501,994,757,676.42/1,763,252.82 - Step 6: Final answer
x = 1,418,965.41
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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.