Finding the Fourth Proportional to 3,073,965.60, 4,611,754.80 and 1,180,768.80
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Solution
The fourth proportional to 3,073,965.60, 4,611,754.80 and 1,180,768.80 is: 1,771,462.95
Step by Step Solution
- Step 1: Write the proportion equation
3,073,965.60 : 4,611,754.80 = 1,180,768.80 : x - Step 2: Convert to fraction form
3,073,965.60/4,611,754.80 = 1,180,768.80/x - Step 3: Cross multiply
3,073,965.60x = 4,611,754.80 × 1,180,768.80 - Step 4: Simplify right side
3,073,965.60x = 5,445,416,181,090.24 - Step 5: Solve for x
x = 5,445,416,181,090.24/3,073,965.60 - Step 6: Final answer
x = 1,771,462.95
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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.