Finding the Fourth Proportional to 2,542,855.06, 3,509,101.20 and 1,381,295.62
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Solution
The fourth proportional to 2,542,855.06, 3,509,101.20 and 1,381,295.62 is: 1,906,166.89
Step by Step Solution
- Step 1: Write the proportion equation
2,542,855.06 : 3,509,101.20 = 1,381,295.62 : x - Step 2: Convert to fraction form
2,542,855.06/3,509,101.20 = 1,381,295.62/x - Step 3: Cross multiply
2,542,855.06x = 3,509,101.20 × 1,381,295.62 - Step 4: Simplify right side
2,542,855.06x = 4,847,106,117,696.75 - Step 5: Solve for x
x = 4,847,106,117,696.75/2,542,855.06 - Step 6: Final answer
x = 1,906,166.89
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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.