Finding the Fourth Proportional to 3,357,929.40, 4,633,958.31 and 1,907,704.44
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Solution
The fourth proportional to 3,357,929.40, 4,633,958.31 and 1,907,704.44 is: 2,632,641.07
Step by Step Solution
- Step 1: Write the proportion equation
3,357,929.40 : 4,633,958.31 = 1,907,704.44 : x - Step 2: Convert to fraction form
3,357,929.40/4,633,958.31 = 1,907,704.44/x - Step 3: Cross multiply
3,357,929.40x = 4,633,958.31 × 1,907,704.44 - Step 4: Simplify right side
3,357,929.40x = 8,840,222,842,761.90 - Step 5: Solve for x
x = 8,840,222,842,761.90/3,357,929.40 - Step 6: Final answer
x = 2,632,641.07
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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.