Finding the Fourth Proportional to 4,091,358.75, 6,137,284.23 and 1,251,495.51
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Solution
The fourth proportional to 4,091,358.75, 6,137,284.23 and 1,251,495.51 is: 1,877,318.55
Step by Step Solution
- Step 1: Write the proportion equation
4,091,358.75 : 6,137,284.23 = 1,251,495.51 : x - Step 2: Convert to fraction form
4,091,358.75/6,137,284.23 = 1,251,495.51/x - Step 3: Cross multiply
4,091,358.75x = 6,137,284.23 × 1,251,495.51 - Step 4: Simplify right side
4,091,358.75x = 7,680,783,657,438.81 - Step 5: Solve for x
x = 7,680,783,657,438.81/4,091,358.75 - Step 6: Final answer
x = 1,877,318.55
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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.