Finding the Fourth Proportional to 2,642,682.90, 3,647,483.01 and 1,737,349.14
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Solution
The fourth proportional to 2,642,682.90, 3,647,483.01 and 1,737,349.14 is: 2,397,923.52
Step by Step Solution
- Step 1: Write the proportion equation
2,642,682.90 : 3,647,483.01 = 1,737,349.14 : x - Step 2: Convert to fraction form
2,642,682.90/3,647,483.01 = 1,737,349.14/x - Step 3: Cross multiply
2,642,682.90x = 3,647,483.01 × 1,737,349.14 - Step 4: Simplify right side
2,642,682.90x = 6,336,951,470,588.11 - Step 5: Solve for x
x = 6,336,951,470,588.11/2,642,682.90 - Step 6: Final answer
x = 2,397,923.52
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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.