Finding the Fourth Proportional to 2,043,190.24, 2,819,666.64 and 1,125,485.92
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Solution
The fourth proportional to 2,043,190.24, 2,819,666.64 and 1,125,485.92 is: 1,553,205.88
Step by Step Solution
- Step 1: Write the proportion equation
2,043,190.24 : 2,819,666.64 = 1,125,485.92 : x - Step 2: Convert to fraction form
2,043,190.24/2,819,666.64 = 1,125,485.92/x - Step 3: Cross multiply
2,043,190.24x = 2,819,666.64 × 1,125,485.92 - Step 4: Simplify right side
2,043,190.24x = 3,173,495,102,413.71 - Step 5: Solve for x
x = 3,173,495,102,413.71/2,043,190.24 - Step 6: Final answer
x = 1,553,205.88
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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.