Finding the Fourth Proportional to 5,251,408.08, 7,877,358.15 and 2,552,516.12
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Solution
The fourth proportional to 5,251,408.08, 7,877,358.15 and 2,552,516.12 is: 3,828,893.77
Step by Step Solution
- Step 1: Write the proportion equation
5,251,408.08 : 7,877,358.15 = 2,552,516.12 : x - Step 2: Convert to fraction form
5,251,408.08/7,877,358.15 = 2,552,516.12/x - Step 3: Cross multiply
5,251,408.08x = 7,877,358.15 × 2,552,516.12 - Step 4: Simplify right side
5,251,408.08x = 20,107,083,685,367.74 - Step 5: Solve for x
x = 20,107,083,685,367.74/5,251,408.08 - Step 6: Final answer
x = 3,828,893.77
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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.