Finding the Fourth Proportional to 5,104,759.57, 7,044,236.62 and 2,812,920.26
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Solution
The fourth proportional to 5,104,759.57, 7,044,236.62 and 2,812,920.26 is: 3,881,647.24
Step by Step Solution
- Step 1: Write the proportion equation
5,104,759.57 : 7,044,236.62 = 2,812,920.26 : x - Step 2: Convert to fraction form
5,104,759.57/7,044,236.62 = 2,812,920.26/x - Step 3: Cross multiply
5,104,759.57x = 7,044,236.62 × 2,812,920.26 - Step 4: Simplify right side
5,104,759.57x = 19,814,875,862,378.44 - Step 5: Solve for x
x = 19,814,875,862,378.44/5,104,759.57 - Step 6: Final answer
x = 3,881,647.24
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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.