Finding the Fourth Proportional to 3,203,044.80, 4,420,201.62 and 1,752,740.43
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Solution
The fourth proportional to 3,203,044.80, 4,420,201.62 and 1,752,740.43 is: 2,418,781.68
Step by Step Solution
- Step 1: Write the proportion equation
3,203,044.80 : 4,420,201.62 = 1,752,740.43 : x - Step 2: Convert to fraction form
3,203,044.80/4,420,201.62 = 1,752,740.43/x - Step 3: Cross multiply
3,203,044.80x = 4,420,201.62 × 1,752,740.43 - Step 4: Simplify right side
3,203,044.80x = 7,747,466,088,125.50 - Step 5: Solve for x
x = 7,747,466,088,125.50/3,203,044.80 - Step 6: Final answer
x = 2,418,781.68
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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.