Finding the Fourth Proportional to 4,214,226.83, 5,815,648.36 and 2,280,487.23
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Solution
The fourth proportional to 4,214,226.83, 5,815,648.36 and 2,280,487.23 is: 3,147,080.68
Step by Step Solution
- Step 1: Write the proportion equation
4,214,226.83 : 5,815,648.36 = 2,280,487.23 : x - Step 2: Convert to fraction form
4,214,226.83/5,815,648.36 = 2,280,487.23/x - Step 3: Cross multiply
4,214,226.83x = 5,815,648.36 × 2,280,487.23 - Step 4: Simplify right side
4,214,226.83x = 13,262,511,822,001.05 - Step 5: Solve for x
x = 13,262,511,822,001.05/4,214,226.83 - Step 6: Final answer
x = 3,147,080.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.