Finding the Fourth Proportional to 3,378,864.57, 4,662,795.99 and 1,830,087.72
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Solution
The fourth proportional to 3,378,864.57, 4,662,795.99 and 1,830,087.72 is: 2,525,500.95
Step by Step Solution
- Step 1: Write the proportion equation
3,378,864.57 : 4,662,795.99 = 1,830,087.72 : x - Step 2: Convert to fraction form
3,378,864.57/4,662,795.99 = 1,830,087.72/x - Step 3: Cross multiply
3,378,864.57x = 4,662,795.99 × 1,830,087.72 - Step 4: Simplify right side
3,378,864.57x = 8,533,325,682,164.24 - Step 5: Solve for x
x = 8,533,325,682,164.24/3,378,864.57 - Step 6: Final answer
x = 2,525,500.95
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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.