Finding the Fourth Proportional to 2,894,330.58, 3,993,647.90 and 1,670,189.42
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Solution
The fourth proportional to 2,894,330.58, 3,993,647.90 and 1,670,189.42 is: 2,304,556.54
Step by Step Solution
- Step 1: Write the proportion equation
2,894,330.58 : 3,993,647.90 = 1,670,189.42 : x - Step 2: Convert to fraction form
2,894,330.58/3,993,647.90 = 1,670,189.42/x - Step 3: Cross multiply
2,894,330.58x = 3,993,647.90 × 1,670,189.42 - Step 4: Simplify right side
2,894,330.58x = 6,670,148,471,418.39 - Step 5: Solve for x
x = 6,670,148,471,418.39/2,894,330.58 - Step 6: Final answer
x = 2,304,556.54
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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.