Finding the Fourth Proportional to 1,724,369.76, 2,379,817.32 and 950,080.08
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Solution
The fourth proportional to 1,724,369.76, 2,379,817.32 and 950,080.08 is: 1,311,213.57
Step by Step Solution
- Step 1: Write the proportion equation
1,724,369.76 : 2,379,817.32 = 950,080.08 : x - Step 2: Convert to fraction form
1,724,369.76/2,379,817.32 = 950,080.08/x - Step 3: Cross multiply
1,724,369.76x = 2,379,817.32 × 950,080.08 - Step 4: Simplify right side
1,724,369.76x = 2,261,017,029,770.99 - Step 5: Solve for x
x = 2,261,017,029,770.99/1,724,369.76 - Step 6: Final answer
x = 1,311,213.57
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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.