Finding the Fourth Proportional to 2,438,193.60, 3,657,405.60 and 756,475.20
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Solution
The fourth proportional to 2,438,193.60, 3,657,405.60 and 756,475.20 is: 1,134,748.54
Step by Step Solution
- Step 1: Write the proportion equation
2,438,193.60 : 3,657,405.60 = 756,475.20 : x - Step 2: Convert to fraction form
2,438,193.60/3,657,405.60 = 756,475.20/x - Step 3: Cross multiply
2,438,193.60x = 3,657,405.60 × 756,475.20 - Step 4: Simplify right side
2,438,193.60x = 2,766,736,632,741.12 - Step 5: Solve for x
x = 2,766,736,632,741.12/2,438,193.60 - Step 6: Final answer
x = 1,134,748.54
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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.