Finding the Fourth Proportional to 2,185,527.68, 3,016,426.56 and 1,268,343.68
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Solution
The fourth proportional to 2,185,527.68, 3,016,426.56 and 1,268,343.68 is: 1,750,545.46
Step by Step Solution
- Step 1: Write the proportion equation
2,185,527.68 : 3,016,426.56 = 1,268,343.68 : x - Step 2: Convert to fraction form
2,185,527.68/3,016,426.56 = 1,268,343.68/x - Step 3: Cross multiply
2,185,527.68x = 3,016,426.56 × 1,268,343.68 - Step 4: Simplify right side
2,185,527.68x = 3,825,865,563,560.14 - Step 5: Solve for x
x = 3,825,865,563,560.14/2,185,527.68 - Step 6: Final answer
x = 1,750,545.46
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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.