Finding the Fourth Proportional to 3,599,623.84, 4,968,731.88 and 2,072,339.68
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Solution
The fourth proportional to 3,599,623.84, 4,968,731.88 and 2,072,339.68 is: 2,860,548.96
Step by Step Solution
- Step 1: Write the proportion equation
3,599,623.84 : 4,968,731.88 = 2,072,339.68 : x - Step 2: Convert to fraction form
3,599,623.84/4,968,731.88 = 2,072,339.68/x - Step 3: Cross multiply
3,599,623.84x = 4,968,731.88 × 2,072,339.68 - Step 4: Simplify right side
3,599,623.84x = 10,296,900,234,205.00 - Step 5: Solve for x
x = 10,296,900,234,205.00/3,599,623.84 - Step 6: Final answer
x = 2,860,548.96
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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.