Finding the Fourth Proportional to 1,252,410.66, 1,728,347.74 and 679,450.84
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Solution
The fourth proportional to 1,252,410.66, 1,728,347.74 and 679,450.84 is: 937,653.56
Step by Step Solution
- Step 1: Write the proportion equation
1,252,410.66 : 1,728,347.74 = 679,450.84 : x - Step 2: Convert to fraction form
1,252,410.66/1,728,347.74 = 679,450.84/x - Step 3: Cross multiply
1,252,410.66x = 1,728,347.74 × 679,450.84 - Step 4: Simplify right side
1,252,410.66x = 1,174,327,317,735.61 - Step 5: Solve for x
x = 1,174,327,317,735.61/1,252,410.66 - Step 6: Final answer
x = 937,653.56
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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.