Finding the Fourth Proportional to 4,381,030.12, 6,045,821.64 and 2,447,290.84
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Solution
The fourth proportional to 4,381,030.12, 6,045,821.64 and 2,447,290.84 is: 3,377,261.40
Step by Step Solution
- Step 1: Write the proportion equation
4,381,030.12 : 6,045,821.64 = 2,447,290.84 : x - Step 2: Convert to fraction form
4,381,030.12/6,045,821.64 = 2,447,290.84/x - Step 3: Cross multiply
4,381,030.12x = 6,045,821.64 × 2,447,290.84 - Step 4: Simplify right side
4,381,030.12x = 14,795,883,919,845.78 - Step 5: Solve for x
x = 14,795,883,919,845.78/4,381,030.12 - Step 6: Final answer
x = 3,377,261.40
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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.