Finding the Fourth Proportional to 1,724,159.76, 2,379,414.26 and 960,213.32
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Solution
The fourth proportional to 1,724,159.76, 2,379,414.26 and 960,213.32 is: 1,325,135.47
Step by Step Solution
- Step 1: Write the proportion equation
1,724,159.76 : 2,379,414.26 = 960,213.32 : x - Step 2: Convert to fraction form
1,724,159.76/2,379,414.26 = 960,213.32/x - Step 3: Cross multiply
1,724,159.76x = 2,379,414.26 × 960,213.32 - Step 4: Simplify right side
1,724,159.76x = 2,284,745,249,551.81 - Step 5: Solve for x
x = 2,284,745,249,551.81/1,724,159.76 - Step 6: Final answer
x = 1,325,135.47
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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.