Finding the Fourth Proportional to 3,045,721.98, 4,568,593.29 and 771,245.36
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Solution
The fourth proportional to 3,045,721.98, 4,568,593.29 and 771,245.36 is: 1,156,870.65
Step by Step Solution
- Step 1: Write the proportion equation
3,045,721.98 : 4,568,593.29 = 771,245.36 : x - Step 2: Convert to fraction form
3,045,721.98/4,568,593.29 = 771,245.36/x - Step 3: Cross multiply
3,045,721.98x = 4,568,593.29 × 771,245.36 - Step 4: Simplify right side
3,045,721.98x = 3,523,506,376,639.63 - Step 5: Solve for x
x = 3,523,506,376,639.63/3,045,721.98 - Step 6: Final answer
x = 1,156,870.65
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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.