Finding the Fourth Proportional to 1,553,792.11, 2,330,682.95 and 699,864.19
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Solution
The fourth proportional to 1,553,792.11, 2,330,682.95 and 699,864.19 is: 1,049,793.94
Step by Step Solution
- Step 1: Write the proportion equation
1,553,792.11 : 2,330,682.95 = 699,864.19 : x - Step 2: Convert to fraction form
1,553,792.11/2,330,682.95 = 699,864.19/x - Step 3: Cross multiply
1,553,792.11x = 2,330,682.95 × 699,864.19 - Step 4: Simplify right side
1,553,792.11x = 1,631,161,530,871.51 - Step 5: Solve for x
x = 1,631,161,530,871.51/1,553,792.11 - Step 6: Final answer
x = 1,049,793.94
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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.