Finding the Fourth Proportional to 4,097,985.12, 6,146,893.28 and 1,365,730.98
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Solution
The fourth proportional to 4,097,985.12, 6,146,893.28 and 1,365,730.98 is: 2,048,568.34
Step by Step Solution
- Step 1: Write the proportion equation
4,097,985.12 : 6,146,893.28 = 1,365,730.98 : x - Step 2: Convert to fraction form
4,097,985.12/6,146,893.28 = 1,365,730.98/x - Step 3: Cross multiply
4,097,985.12x = 6,146,893.28 × 1,365,730.98 - Step 4: Simplify right side
4,097,985.12x = 8,395,002,583,249.82 - Step 5: Solve for x
x = 8,395,002,583,249.82/4,097,985.12 - Step 6: Final answer
x = 2,048,568.34
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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.