Finding the Fourth Proportional to 1,213,473.46, 1,674,592.08 and 669,609.08
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Solution
The fourth proportional to 1,213,473.46, 1,674,592.08 and 669,609.08 is: 924,059.82
Step by Step Solution
- Step 1: Write the proportion equation
1,213,473.46 : 1,674,592.08 = 669,609.08 : x - Step 2: Convert to fraction form
1,213,473.46/1,674,592.08 = 669,609.08/x - Step 3: Cross multiply
1,213,473.46x = 1,674,592.08 × 669,609.08 - Step 4: Simplify right side
1,213,473.46x = 1,121,322,062,064.09 - Step 5: Solve for x
x = 1,121,322,062,064.09/1,213,473.46 - Step 6: Final answer
x = 924,059.82
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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.