Finding the Fourth Proportional to 981,204.30, 1,471,806.45 and 922,106.70
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Solution
The fourth proportional to 981,204.30, 1,471,806.45 and 922,106.70 is: 1,383,160.05
Step by Step Solution
- Step 1: Write the proportion equation
981,204.30 : 1,471,806.45 = 922,106.70 : x - Step 2: Convert to fraction form
981,204.30/1,471,806.45 = 922,106.70/x - Step 3: Cross multiply
981,204.30x = 1,471,806.45 × 922,106.70 - Step 4: Simplify right side
981,204.30x = 1,357,162,588,648.21 - Step 5: Solve for x
x = 1,357,162,588,648.21/981,204.30 - Step 6: Final answer
x = 1,383,160.05
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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.