Finding the Fourth Proportional to 6,434,400.62, 9,651,592.75 and 1,642,089.98
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Solution
The fourth proportional to 6,434,400.62, 9,651,592.75 and 1,642,089.98 is: 2,463,132.88
Step by Step Solution
- Step 1: Write the proportion equation
6,434,400.62 : 9,651,592.75 = 1,642,089.98 : x - Step 2: Convert to fraction form
6,434,400.62/9,651,592.75 = 1,642,089.98/x - Step 3: Cross multiply
6,434,400.62x = 9,651,592.75 × 1,642,089.98 - Step 4: Simplify right side
6,434,400.62x = 15,848,783,745,815.64 - Step 5: Solve for x
x = 15,848,783,745,815.64/6,434,400.62 - Step 6: Final answer
x = 2,463,132.88
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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.