Finding the Fourth Proportional to 2,925,375.62, 4,036,916.32 and 1,618,606.90
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Solution
The fourth proportional to 2,925,375.62, 4,036,916.32 and 1,618,606.90 is: 2,233,621.07
Step by Step Solution
- Step 1: Write the proportion equation
2,925,375.62 : 4,036,916.32 = 1,618,606.90 : x - Step 2: Convert to fraction form
2,925,375.62/4,036,916.32 = 1,618,606.90/x - Step 3: Cross multiply
2,925,375.62x = 4,036,916.32 × 1,618,606.90 - Step 4: Simplify right side
2,925,375.62x = 6,534,180,620,378.90 - Step 5: Solve for x
x = 6,534,180,620,378.90/2,925,375.62 - Step 6: Final answer
x = 2,233,621.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.