Finding the Fourth Proportional to 2,084,382.20, 3,124,405.56 and 805,867.76
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Solution
The fourth proportional to 2,084,382.20, 3,124,405.56 and 805,867.76 is: 1,207,963.54
Step by Step Solution
- Step 1: Write the proportion equation
2,084,382.20 : 3,124,405.56 = 805,867.76 : x - Step 2: Convert to fraction form
2,084,382.20/3,124,405.56 = 805,867.76/x - Step 3: Cross multiply
2,084,382.20x = 3,124,405.56 × 805,867.76 - Step 4: Simplify right side
2,084,382.20x = 2,517,857,709,968.75 - Step 5: Solve for x
x = 2,517,857,709,968.75/2,084,382.20 - Step 6: Final answer
x = 1,207,963.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.