Finding the Fourth Proportional to 2,267,198.85, 3,128,737.73 and 1,234,708.83
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Solution
The fourth proportional to 2,267,198.85, 3,128,737.73 and 1,234,708.83 is: 1,703,899.99
Step by Step Solution
- Step 1: Write the proportion equation
2,267,198.85 : 3,128,737.73 = 1,234,708.83 : x - Step 2: Convert to fraction form
2,267,198.85/3,128,737.73 = 1,234,708.83/x - Step 3: Cross multiply
2,267,198.85x = 3,128,737.73 × 1,234,708.83 - Step 4: Simplify right side
2,267,198.85x = 3,863,080,095,811.61 - Step 5: Solve for x
x = 3,863,080,095,811.61/2,267,198.85 - Step 6: Final answer
x = 1,703,899.99
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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.