Finding the Fourth Proportional to 2,860,793.03, 3,947,895.96 and 1,571,716.44
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Solution
The fourth proportional to 2,860,793.03, 3,947,895.96 and 1,571,716.44 is: 2,168,969.55
Step by Step Solution
- Step 1: Write the proportion equation
2,860,793.03 : 3,947,895.96 = 1,571,716.44 : x - Step 2: Convert to fraction form
2,860,793.03/3,947,895.96 = 1,571,716.44/x - Step 3: Cross multiply
2,860,793.03x = 3,947,895.96 × 1,571,716.44 - Step 4: Simplify right side
2,860,793.03x = 6,204,972,977,847.65 - Step 5: Solve for x
x = 6,204,972,977,847.65/2,860,793.03 - Step 6: Final answer
x = 2,168,969.55
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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.