Finding the Fourth Proportional to 3,624,489, 5,424,903.99 and 2,664,690.84
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Solution
The fourth proportional to 3,624,489, 5,424,903.99 and 2,664,690.84 is: 3,988,339.31
Step by Step Solution
- Step 1: Write the proportion equation
3,624,489 : 5,424,903.99 = 2,664,690.84 : x - Step 2: Convert to fraction form
3,624,489/5,424,903.99 = 2,664,690.84/x - Step 3: Cross multiply
3,624,489x = 5,424,903.99 × 2,664,690.84 - Step 4: Simplify right side
3,624,489x = 14,455,691,970,032.45 - Step 5: Solve for x
x = 14,455,691,970,032.45/3,624,489 - Step 6: Final answer
x = 3,988,339.31
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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.