Finding the Fourth Proportional to 2,885,873.70, 3,982,453.23 and 1,596,714.09
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Solution
The fourth proportional to 2,885,873.70, 3,982,453.23 and 1,596,714.09 is: 2,203,436.41
Step by Step Solution
- Step 1: Write the proportion equation
2,885,873.70 : 3,982,453.23 = 1,596,714.09 : x - Step 2: Convert to fraction form
2,885,873.70/3,982,453.23 = 1,596,714.09/x - Step 3: Cross multiply
2,885,873.70x = 3,982,453.23 × 1,596,714.09 - Step 4: Simplify right side
2,885,873.70x = 6,358,839,185,107.01 - Step 5: Solve for x
x = 6,358,839,185,107.01/2,885,873.70 - Step 6: Final answer
x = 2,203,436.41
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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.