Finding the Fourth Proportional to 3,865,274.14, 5,796,953.20 and 1,306,432.28
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Solution
The fourth proportional to 3,865,274.14, 5,796,953.20 and 1,306,432.28 is: 1,959,324.62
Step by Step Solution
- Step 1: Write the proportion equation
3,865,274.14 : 5,796,953.20 = 1,306,432.28 : x - Step 2: Convert to fraction form
3,865,274.14/5,796,953.20 = 1,306,432.28/x - Step 3: Cross multiply
3,865,274.14x = 5,796,953.20 × 1,306,432.28 - Step 4: Simplify right side
3,865,274.14x = 7,573,326,802,254.72 - Step 5: Solve for x
x = 7,573,326,802,254.72/3,865,274.14 - Step 6: Final answer
x = 1,959,324.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.