Finding the Fourth Proportional to 1,724,089.14, 2,379,072.68 and 960,213.78
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Solution
The fourth proportional to 1,724,089.14, 2,379,072.68 and 960,213.78 is: 1,325,000.15
Step by Step Solution
- Step 1: Write the proportion equation
1,724,089.14 : 2,379,072.68 = 960,213.78 : x - Step 2: Convert to fraction form
1,724,089.14/2,379,072.68 = 960,213.78/x - Step 3: Cross multiply
1,724,089.14x = 2,379,072.68 × 960,213.78 - Step 4: Simplify right side
1,724,089.14x = 2,284,418,370,957.53 - Step 5: Solve for x
x = 2,284,418,370,957.53/1,724,089.14 - Step 6: Final answer
x = 1,325,000.15
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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.