Finding the Fourth Proportional to 2,888,653.46, 3,986,293.06 and 1,599,466.17
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Solution
The fourth proportional to 2,888,653.46, 3,986,293.06 and 1,599,466.17 is: 2,207,236.34
Step by Step Solution
- Step 1: Write the proportion equation
2,888,653.46 : 3,986,293.06 = 1,599,466.17 : x - Step 2: Convert to fraction form
2,888,653.46/3,986,293.06 = 1,599,466.17/x - Step 3: Cross multiply
2,888,653.46x = 3,986,293.06 × 1,599,466.17 - Step 4: Simplify right side
2,888,653.46x = 6,375,940,893,175.78 - Step 5: Solve for x
x = 6,375,940,893,175.78/2,888,653.46 - Step 6: Final answer
x = 2,207,236.34
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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.