Finding the Fourth Proportional to 1,729,593.60, 2,597,014.80 and 1,330,684.80
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Solution
The fourth proportional to 1,729,593.60, 2,597,014.80 and 1,330,684.80 is: 1,998,046.32
Step by Step Solution
- Step 1: Write the proportion equation
1,729,593.60 : 2,597,014.80 = 1,330,684.80 : x - Step 2: Convert to fraction form
1,729,593.60/2,597,014.80 = 1,330,684.80/x - Step 3: Cross multiply
1,729,593.60x = 2,597,014.80 × 1,330,684.80 - Step 4: Simplify right side
1,729,593.60x = 3,455,808,119,735.04 - Step 5: Solve for x
x = 3,455,808,119,735.04/1,729,593.60 - Step 6: Final answer
x = 1,998,046.32
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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.