Finding the Fourth Proportional to 4,073,819.40, 6,110,729.10 and 2,051,281.80
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Solution
The fourth proportional to 4,073,819.40, 6,110,729.10 and 2,051,281.80 is: 3,076,922.70
Step by Step Solution
- Step 1: Write the proportion equation
4,073,819.40 : 6,110,729.10 = 2,051,281.80 : x - Step 2: Convert to fraction form
4,073,819.40/6,110,729.10 = 2,051,281.80/x - Step 3: Cross multiply
4,073,819.40x = 6,110,729.10 × 2,051,281.80 - Step 4: Simplify right side
4,073,819.40x = 12,534,827,387,560.38 - Step 5: Solve for x
x = 12,534,827,387,560.38/4,073,819.40 - Step 6: Final answer
x = 3,076,922.70
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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.