Finding the Fourth Proportional to 4,091,245.14, 6,137,113.74 and 1,251,381.90
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Solution
The fourth proportional to 4,091,245.14, 6,137,113.74 and 1,251,381.90 is: 1,877,148.10
Step by Step Solution
- Step 1: Write the proportion equation
4,091,245.14 : 6,137,113.74 = 1,251,381.90 : x - Step 2: Convert to fraction form
4,091,245.14/6,137,113.74 = 1,251,381.90/x - Step 3: Cross multiply
4,091,245.14x = 6,137,113.74 × 1,251,381.90 - Step 4: Simplify right side
4,091,245.14x = 7,679,873,052,477.31 - Step 5: Solve for x
x = 7,679,873,052,477.31/4,091,245.14 - Step 6: Final answer
x = 1,877,148.10
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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.