Finding the Fourth Proportional to 5,241,255.93, 7,863,775.62 and 1,830,045.09
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Solution
The fourth proportional to 5,241,255.93, 7,863,775.62 and 1,830,045.09 is: 2,745,728.15
Step by Step Solution
- Step 1: Write the proportion equation
5,241,255.93 : 7,863,775.62 = 1,830,045.09 : x - Step 2: Convert to fraction form
5,241,255.93/7,863,775.62 = 1,830,045.09/x - Step 3: Cross multiply
5,241,255.93x = 7,863,775.62 × 1,830,045.09 - Step 4: Simplify right side
5,241,255.93x = 14,391,063,962,242.71 - Step 5: Solve for x
x = 14,391,063,962,242.71/5,241,255.93 - Step 6: Final answer
x = 2,745,728.15
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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.