Finding the Fourth Proportional to 3,230,938.98, 4,459,357.43 and 1,924,956.08
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Solution
The fourth proportional to 3,230,938.98, 4,459,357.43 and 1,924,956.08 is: 2,656,833.58
Step by Step Solution
- Step 1: Write the proportion equation
3,230,938.98 : 4,459,357.43 = 1,924,956.08 : x - Step 2: Convert to fraction form
3,230,938.98/4,459,357.43 = 1,924,956.08/x - Step 3: Cross multiply
3,230,938.98x = 4,459,357.43 × 1,924,956.08 - Step 4: Simplify right side
3,230,938.98x = 8,584,067,165,850.11 - Step 5: Solve for x
x = 8,584,067,165,850.11/3,230,938.98 - Step 6: Final answer
x = 2,656,833.58
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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.