Finding the Fourth Proportional to 3,203,192.16, 4,420,405.49 and 1,752,887.52
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Solution
The fourth proportional to 3,203,192.16, 4,420,405.49 and 1,752,887.52 is: 2,418,984.94
Step by Step Solution
- Step 1: Write the proportion equation
3,203,192.16 : 4,420,405.49 = 1,752,887.52 : x - Step 2: Convert to fraction form
3,203,192.16/4,420,405.49 = 1,752,887.52/x - Step 3: Cross multiply
3,203,192.16x = 4,420,405.49 × 1,752,887.52 - Step 4: Simplify right side
3,203,192.16x = 7,748,473,607,996.05 - Step 5: Solve for x
x = 7,748,473,607,996.05/3,203,192.16 - Step 6: Final answer
x = 2,418,984.94
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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.