Finding the Fourth Proportional to 2,186,149.44, 3,257,490.84 and 1,947,659.52
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Solution
The fourth proportional to 2,186,149.44, 3,257,490.84 and 1,947,659.52 is: 2,902,126.88
Step by Step Solution
- Step 1: Write the proportion equation
2,186,149.44 : 3,257,490.84 = 1,947,659.52 : x - Step 2: Convert to fraction form
2,186,149.44/3,257,490.84 = 1,947,659.52/x - Step 3: Cross multiply
2,186,149.44x = 3,257,490.84 × 1,947,659.52 - Step 4: Simplify right side
2,186,149.44x = 6,344,483,045,838.80 - Step 5: Solve for x
x = 6,344,483,045,838.80/2,186,149.44 - Step 6: Final answer
x = 2,902,126.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.