Finding the Fourth Proportional to 2,657,514.48, 3,986,902.44 and 860,398.08
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Solution
The fourth proportional to 2,657,514.48, 3,986,902.44 and 860,398.08 is: 1,290,801.32
Step by Step Solution
- Step 1: Write the proportion equation
2,657,514.48 : 3,986,902.44 = 860,398.08 : x - Step 2: Convert to fraction form
2,657,514.48/3,986,902.44 = 860,398.08/x - Step 3: Cross multiply
2,657,514.48x = 3,986,902.44 × 860,398.08 - Step 4: Simplify right side
2,657,514.48x = 3,430,323,204,523.32 - Step 5: Solve for x
x = 3,430,323,204,523.32/2,657,514.48 - Step 6: Final answer
x = 1,290,801.32
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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.