Finding the Fourth Proportional to 1,529,631.48, 2,110,804.74 and 850,553.40
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Solution
The fourth proportional to 1,529,631.48, 2,110,804.74 and 850,553.40 is: 1,173,715.48
Step by Step Solution
- Step 1: Write the proportion equation
1,529,631.48 : 2,110,804.74 = 850,553.40 : x - Step 2: Convert to fraction form
1,529,631.48/2,110,804.74 = 850,553.40/x - Step 3: Cross multiply
1,529,631.48x = 2,110,804.74 × 850,553.40 - Step 4: Simplify right side
1,529,631.48x = 1,795,352,148,343.12 - Step 5: Solve for x
x = 1,795,352,148,343.12/1,529,631.48 - Step 6: Final answer
x = 1,173,715.48
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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.