Finding the Fourth Proportional to 4,130,981.06, 5,700,640.56 and 2,295,392.22
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Solution
The fourth proportional to 4,130,981.06, 5,700,640.56 and 2,295,392.22 is: 3,167,578.31
Step by Step Solution
- Step 1: Write the proportion equation
4,130,981.06 : 5,700,640.56 = 2,295,392.22 : x - Step 2: Convert to fraction form
4,130,981.06/5,700,640.56 = 2,295,392.22/x - Step 3: Cross multiply
4,130,981.06x = 5,700,640.56 × 2,295,392.22 - Step 4: Simplify right side
4,130,981.06x = 13,085,205,990,440.44 - Step 5: Solve for x
x = 13,085,205,990,440.44/4,130,981.06 - Step 6: Final answer
x = 3,167,578.31
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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.