Finding the Fourth Proportional to 1,724,523.36, 2,379,809.44 and 1,080,298.84
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Solution
The fourth proportional to 1,724,523.36, 2,379,809.44 and 1,080,298.84 is: 1,490,791.85
Step by Step Solution
- Step 1: Write the proportion equation
1,724,523.36 : 2,379,809.44 = 1,080,298.84 : x - Step 2: Convert to fraction form
1,724,523.36/2,379,809.44 = 1,080,298.84/x - Step 3: Cross multiply
1,724,523.36x = 2,379,809.44 × 1,080,298.84 - Step 4: Simplify right side
1,724,523.36x = 2,570,905,377,453.05 - Step 5: Solve for x
x = 2,570,905,377,453.05/1,724,523.36 - Step 6: Final answer
x = 1,490,791.85
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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.