Finding the Fourth Proportional to 1,962,967.40, 2,944,446.62 and 615,232.70
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Solution
The fourth proportional to 1,962,967.40, 2,944,446.62 and 615,232.70 is: 922,847.64
Step by Step Solution
- Step 1: Write the proportion equation
1,962,967.40 : 2,944,446.62 = 615,232.70 : x - Step 2: Convert to fraction form
1,962,967.40/2,944,446.62 = 615,232.70/x - Step 3: Cross multiply
1,962,967.40x = 2,944,446.62 × 615,232.70 - Step 4: Simplify right side
1,962,967.40x = 1,811,519,826,230.08 - Step 5: Solve for x
x = 1,811,519,826,230.08/1,962,967.40 - Step 6: Final answer
x = 922,847.64
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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.