Finding the Fourth Proportional to 1,922,446.59, 2,883,867.12 and 725,376.21
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Solution
The fourth proportional to 1,922,446.59, 2,883,867.12 and 725,376.21 is: 1,088,138.74
Step by Step Solution
- Step 1: Write the proportion equation
1,922,446.59 : 2,883,867.12 = 725,376.21 : x - Step 2: Convert to fraction form
1,922,446.59/2,883,867.12 = 725,376.21/x - Step 3: Cross multiply
1,922,446.59x = 2,883,867.12 × 725,376.21 - Step 4: Simplify right side
1,922,446.59x = 2,091,888,601,649.22 - Step 5: Solve for x
x = 2,091,888,601,649.22/1,922,446.59 - Step 6: Final answer
x = 1,088,138.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.