Finding the Fourth Proportional to 4,905,414.44, 7,359,299.39 and 1,539,621.44
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Solution
The fourth proportional to 4,905,414.44, 7,359,299.39 and 1,539,621.44 is: 2,309,801.80
Step by Step Solution
- Step 1: Write the proportion equation
4,905,414.44 : 7,359,299.39 = 1,539,621.44 : x - Step 2: Convert to fraction form
4,905,414.44/7,359,299.39 = 1,539,621.44/x - Step 3: Cross multiply
4,905,414.44x = 7,359,299.39 × 1,539,621.44 - Step 4: Simplify right side
4,905,414.44x = 11,330,535,087,426.42 - Step 5: Solve for x
x = 11,330,535,087,426.42/4,905,414.44 - Step 6: Final answer
x = 2,309,801.80
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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.