Finding the Fourth Proportional to 4,606,958.08, 6,907,484.49 and 1,913,142.70
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Solution
The fourth proportional to 4,606,958.08, 6,907,484.49 and 1,913,142.70 is: 2,868,487.90
Step by Step Solution
- Step 1: Write the proportion equation
4,606,958.08 : 6,907,484.49 = 1,913,142.70 : x - Step 2: Convert to fraction form
4,606,958.08/6,907,484.49 = 1,913,142.70/x - Step 3: Cross multiply
4,606,958.08x = 6,907,484.49 × 1,913,142.70 - Step 4: Simplify right side
4,606,958.08x = 13,215,003,527,406.72 - Step 5: Solve for x
x = 13,215,003,527,406.72/4,606,958.08 - Step 6: Final answer
x = 2,868,487.90
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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.