Finding the Fourth Proportional to 1,268,807.64, 1,750,954.68 and 695,859.84
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Solution
The fourth proportional to 1,268,807.64, 1,750,954.68 and 695,859.84 is: 960,286.65
Step by Step Solution
- Step 1: Write the proportion equation
1,268,807.64 : 1,750,954.68 = 695,859.84 : x - Step 2: Convert to fraction form
1,268,807.64/1,750,954.68 = 695,859.84/x - Step 3: Cross multiply
1,268,807.64x = 1,750,954.68 × 695,859.84 - Step 4: Simplify right side
1,268,807.64x = 1,218,419,043,472.05 - Step 5: Solve for x
x = 1,218,419,043,472.05/1,268,807.64 - Step 6: Final answer
x = 960,286.65
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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.