Finding the Fourth Proportional to 5,236,464.51, 7,854,706.38 and 1,642,510.00
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Solution
The fourth proportional to 5,236,464.51, 7,854,706.38 and 1,642,510.00 is: 2,463,768.02
Step by Step Solution
- Step 1: Write the proportion equation
5,236,464.51 : 7,854,706.38 = 1,642,510.00 : x - Step 2: Convert to fraction form
5,236,464.51/7,854,706.38 = 1,642,510.00/x - Step 3: Cross multiply
5,236,464.51x = 7,854,706.38 × 1,642,510.00 - Step 4: Simplify right side
5,236,464.51x = 12,901,433,792,191.60 - Step 5: Solve for x
x = 12,901,433,792,191.60/5,236,464.51 - Step 6: Final answer
x = 2,463,768.02
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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.