Finding the Fourth Proportional to 4,542,372.87, 6,268,851.41 and 2,609,006.55
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Solution
The fourth proportional to 4,542,372.87, 6,268,851.41 and 2,609,006.55 is: 3,600,645.49
Step by Step Solution
- Step 1: Write the proportion equation
4,542,372.87 : 6,268,851.41 = 2,609,006.55 : x - Step 2: Convert to fraction form
4,542,372.87/6,268,851.41 = 2,609,006.55/x - Step 3: Cross multiply
4,542,372.87x = 6,268,851.41 × 2,609,006.55 - Step 4: Simplify right side
4,542,372.87x = 16,355,474,376,621.70 - Step 5: Solve for x
x = 16,355,474,376,621.70/4,542,372.87 - Step 6: Final answer
x = 3,600,645.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.