Finding the Fourth Proportional to 5,204,322.36, 7,805,543.00 and 1,416,919.50
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Solution
The fourth proportional to 5,204,322.36, 7,805,543.00 and 1,416,919.50 is: 2,125,123.18
Step by Step Solution
- Step 1: Write the proportion equation
5,204,322.36 : 7,805,543.00 = 1,416,919.50 : x - Step 2: Convert to fraction form
5,204,322.36/7,805,543.00 = 1,416,919.50/x - Step 3: Cross multiply
5,204,322.36x = 7,805,543.00 × 1,416,919.50 - Step 4: Simplify right side
5,204,322.36x = 11,059,826,077,703.90 - Step 5: Solve for x
x = 11,059,826,077,703.90/5,204,322.36 - Step 6: Final answer
x = 2,125,123.18
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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.