Finding the Fourth Proportional to 2,904,332.80, 4,348,204.80 and 2,821,388.80
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Solution
The fourth proportional to 2,904,332.80, 4,348,204.80 and 2,821,388.80 is: 4,224,025.68
Step by Step Solution
- Step 1: Write the proportion equation
2,904,332.80 : 4,348,204.80 = 2,821,388.80 : x - Step 2: Convert to fraction form
2,904,332.80/4,348,204.80 = 2,821,388.80/x - Step 3: Cross multiply
2,904,332.80x = 4,348,204.80 × 2,821,388.80 - Step 4: Simplify right side
2,904,332.80x = 12,267,976,322,826.24 - Step 5: Solve for x
x = 12,267,976,322,826.24/2,904,332.80 - Step 6: Final answer
x = 4,224,025.68
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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.