Finding the Fourth Proportional to 3,263,893.67, 4,503,975.21 and 1,813,539.53
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Solution
The fourth proportional to 3,263,893.67, 4,503,975.21 and 1,813,539.53 is: 2,502,574.50
Step by Step Solution
- Step 1: Write the proportion equation
3,263,893.67 : 4,503,975.21 = 1,813,539.53 : x - Step 2: Convert to fraction form
3,263,893.67/4,503,975.21 = 1,813,539.53/x - Step 3: Cross multiply
3,263,893.67x = 4,503,975.21 × 1,813,539.53 - Step 4: Simplify right side
3,263,893.67x = 8,168,137,085,475.05 - Step 5: Solve for x
x = 8,168,137,085,475.05/3,263,893.67 - Step 6: Final answer
x = 2,502,574.50
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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.