Finding the Fourth Proportional to 1,493,321.40, 2,244,647.70 and 1,465,327.80
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Solution
The fourth proportional to 1,493,321.40, 2,244,647.70 and 1,465,327.80 is: 2,202,569.84
Step by Step Solution
- Step 1: Write the proportion equation
1,493,321.40 : 2,244,647.70 = 1,465,327.80 : x - Step 2: Convert to fraction form
1,493,321.40/2,244,647.70 = 1,465,327.80/x - Step 3: Cross multiply
1,493,321.40x = 2,244,647.70 × 1,465,327.80 - Step 4: Simplify right side
1,493,321.40x = 3,289,144,676,016.06 - Step 5: Solve for x
x = 3,289,144,676,016.06/1,493,321.40 - Step 6: Final answer
x = 2,202,569.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.