Finding the Fourth Proportional to 5,803,153.20, 8,701,619.40 and 2,433,553.20
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Solution
The fourth proportional to 5,803,153.20, 8,701,619.40 and 2,433,553.20 is: 3,649,025.45
Step by Step Solution
- Step 1: Write the proportion equation
5,803,153.20 : 8,701,619.40 = 2,433,553.20 : x - Step 2: Convert to fraction form
5,803,153.20/8,701,619.40 = 2,433,553.20/x - Step 3: Cross multiply
5,803,153.20x = 8,701,619.40 × 2,433,553.20 - Step 4: Simplify right side
5,803,153.20x = 21,175,853,736,052.08 - Step 5: Solve for x
x = 21,175,853,736,052.08/5,803,153.20 - Step 6: Final answer
x = 3,649,025.45
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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.