Finding the Fourth Proportional to 4,791,989.04, 6,612,958.74 and 2,616,550.98
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Solution
The fourth proportional to 4,791,989.04, 6,612,958.74 and 2,616,550.98 is: 3,610,847.92
Step by Step Solution
- Step 1: Write the proportion equation
4,791,989.04 : 6,612,958.74 = 2,616,550.98 : x - Step 2: Convert to fraction form
4,791,989.04/6,612,958.74 = 2,616,550.98/x - Step 3: Cross multiply
4,791,989.04x = 6,612,958.74 × 2,616,550.98 - Step 4: Simplify right side
4,791,989.04x = 17,303,143,671,846.57 - Step 5: Solve for x
x = 17,303,143,671,846.57/4,791,989.04 - Step 6: Final answer
x = 3,610,847.92
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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.