Finding the Fourth Proportional to 1,623,305.46, 2,240,132.01 and 898,153.18
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Solution
The fourth proportional to 1,623,305.46, 2,240,132.01 and 898,153.18 is: 1,239,435.05
Step by Step Solution
- Step 1: Write the proportion equation
1,623,305.46 : 2,240,132.01 = 898,153.18 : x - Step 2: Convert to fraction form
1,623,305.46/2,240,132.01 = 898,153.18/x - Step 3: Cross multiply
1,623,305.46x = 2,240,132.01 × 898,153.18 - Step 4: Simplify right side
1,623,305.46x = 2,011,981,682,800.96 - Step 5: Solve for x
x = 2,011,981,682,800.96/1,623,305.46 - Step 6: Final answer
x = 1,239,435.05
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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.