Finding the Fourth Proportional to 5,764,138.84, 7,954,923.36 and 3,185,764.12
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Solution
The fourth proportional to 5,764,138.84, 7,954,923.36 and 3,185,764.12 is: 4,396,582.06
Step by Step Solution
- Step 1: Write the proportion equation
5,764,138.84 : 7,954,923.36 = 3,185,764.12 : x - Step 2: Convert to fraction form
5,764,138.84/7,954,923.36 = 3,185,764.12/x - Step 3: Cross multiply
5,764,138.84x = 7,954,923.36 × 3,185,764.12 - Step 4: Simplify right side
5,764,138.84x = 25,342,509,417,637.84 - Step 5: Solve for x
x = 25,342,509,417,637.84/5,764,138.84 - Step 6: Final answer
x = 4,396,582.06
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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.