Finding the Fourth Proportional to 5,725,198.70, 8,587,798.05 and 2,536,552.70
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Solution
The fourth proportional to 5,725,198.70, 8,587,798.05 and 2,536,552.70 is: 3,804,829.05
Step by Step Solution
- Step 1: Write the proportion equation
5,725,198.70 : 8,587,798.05 = 2,536,552.70 : x - Step 2: Convert to fraction form
5,725,198.70/8,587,798.05 = 2,536,552.70/x - Step 3: Cross multiply
5,725,198.70x = 8,587,798.05 × 2,536,552.70 - Step 4: Simplify right side
5,725,198.70x = 21,783,402,330,782.24 - Step 5: Solve for x
x = 21,783,402,330,782.24/5,725,198.70 - Step 6: Final answer
x = 3,804,829.05
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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.