Finding the Fourth Proportional to 1,825,182.63, 2,517,990.93 and 1,050,628.14
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Solution
The fourth proportional to 1,825,182.63, 2,517,990.93 and 1,050,628.14 is: 1,449,428.72
Step by Step Solution
- Step 1: Write the proportion equation
1,825,182.63 : 2,517,990.93 = 1,050,628.14 : x - Step 2: Convert to fraction form
1,825,182.63/2,517,990.93 = 1,050,628.14/x - Step 3: Cross multiply
1,825,182.63x = 2,517,990.93 × 1,050,628.14 - Step 4: Simplify right side
1,825,182.63x = 2,645,472,127,322.77 - Step 5: Solve for x
x = 2,645,472,127,322.77/1,825,182.63 - Step 6: Final answer
x = 1,449,428.72
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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.