Finding the Fourth Proportional to 3,203,046.64, 4,420,204.18 and 1,752,742.18
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Solution
The fourth proportional to 3,203,046.64, 4,420,204.18 and 1,752,742.18 is: 2,418,784.11
Step by Step Solution
- Step 1: Write the proportion equation
3,203,046.64 : 4,420,204.18 = 1,752,742.18 : x - Step 2: Convert to fraction form
3,203,046.64/4,420,204.18 = 1,752,742.18/x - Step 3: Cross multiply
3,203,046.64x = 4,420,204.18 × 1,752,742.18 - Step 4: Simplify right side
3,203,046.64x = 7,747,478,310,498.31 - Step 5: Solve for x
x = 7,747,478,310,498.31/3,203,046.64 - Step 6: Final answer
x = 2,418,784.11
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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.