Finding the Fourth Proportional to 2,544,352.86, 3,511,214.55 and 1,398,550.62
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Solution
The fourth proportional to 2,544,352.86, 3,511,214.55 and 1,398,550.62 is: 1,930,004.03
Step by Step Solution
- Step 1: Write the proportion equation
2,544,352.86 : 3,511,214.55 = 1,398,550.62 : x - Step 2: Convert to fraction form
2,544,352.86/3,511,214.55 = 1,398,550.62/x - Step 3: Cross multiply
2,544,352.86x = 3,511,214.55 × 1,398,550.62 - Step 4: Simplify right side
2,544,352.86x = 4,910,611,285,855.52 - Step 5: Solve for x
x = 4,910,611,285,855.52/2,544,352.86 - Step 6: Final answer
x = 1,930,004.03
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1.5x scale
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.