Finding the Fourth Proportional to 1,251,619.59, 1,727,268.99 and 707,836.69
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Solution
The fourth proportional to 1,251,619.59, 1,727,268.99 and 707,836.69 is: 976,833.84
Step by Step Solution
- Step 1: Write the proportion equation
1,251,619.59 : 1,727,268.99 = 707,836.69 : x - Step 2: Convert to fraction form
1,251,619.59/1,727,268.99 = 707,836.69/x - Step 3: Cross multiply
1,251,619.59x = 1,727,268.99 × 707,836.69 - Step 4: Simplify right side
1,251,619.59x = 1,222,624,364,621.24 - Step 5: Solve for x
x = 1,222,624,364,621.24/1,251,619.59 - Step 6: Final answer
x = 976,833.84
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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.