Finding the Fourth Proportional to 2,285,575.36, 3,425,355.10 and 1,275,173.05
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Solution
The fourth proportional to 2,285,575.36, 3,425,355.10 and 1,275,173.05 is: 1,911,081.38
Step by Step Solution
- Step 1: Write the proportion equation
2,285,575.36 : 3,425,355.10 = 1,275,173.05 : x - Step 2: Convert to fraction form
2,285,575.36/3,425,355.10 = 1,275,173.05/x - Step 3: Cross multiply
2,285,575.36x = 3,425,355.10 × 1,275,173.05 - Step 4: Simplify right side
2,285,575.36x = 4,367,920,510,200.06 - Step 5: Solve for x
x = 4,367,920,510,200.06/2,285,575.36 - Step 6: Final answer
x = 1,911,081.38
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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.