Finding the Fourth Proportional to 1,724,175.20, 2,379,435.60 and 960,228.80
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Solution
The fourth proportional to 1,724,175.20, 2,379,435.60 and 960,228.80 is: 1,325,156.86
Step by Step Solution
- Step 1: Write the proportion equation
1,724,175.20 : 2,379,435.60 = 960,228.80 : x - Step 2: Convert to fraction form
1,724,175.20/2,379,435.60 = 960,228.80/x - Step 3: Cross multiply
1,724,175.20x = 2,379,435.60 × 960,228.80 - Step 4: Simplify right side
1,724,175.20x = 2,284,802,590,865.28 - Step 5: Solve for x
x = 2,284,802,590,865.28/1,724,175.20 - Step 6: Final answer
x = 1,325,156.86
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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.