Finding the Fourth Proportional to 3,554,834.16, 5,332,804.20 and 1,158,120.84
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Solution
The fourth proportional to 3,554,834.16, 5,332,804.20 and 1,158,120.84 is: 1,737,361.41
Step by Step Solution
- Step 1: Write the proportion equation
3,554,834.16 : 5,332,804.20 = 1,158,120.84 : x - Step 2: Convert to fraction form
3,554,834.16/5,332,804.20 = 1,158,120.84/x - Step 3: Cross multiply
3,554,834.16x = 5,332,804.20 × 1,158,120.84 - Step 4: Simplify right side
3,554,834.16x = 6,176,031,679,659.53 - Step 5: Solve for x
x = 6,176,031,679,659.53/3,554,834.16 - Step 6: Final answer
x = 1,737,361.41
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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.